Faculty and Staff Profiles

John Leicester Williams
Professor, Biomedical Engineering
Email: jlwllm17@memphis.edu
Office Location: 119 B Engineering Technology Building
Education
  • BS Biology - University of Hawaii at Manoa - 1975
  • MS Theoretical and Applied Mechanics - Northwestern University - 1979
  • PhD Theoretical and Apllied Mechanics - Northwestern University - 1981

Work Experience

  • Assistant Professor, Mechanical Engineering - Northeastern University - 1981-85
  • Assistant Professor, Mechanical and Aerospace Engineering - Syracuse University - 1985-88
  • Research Assistant Professor, Orthopaedic Surgery - University of Pennsylvania - 1988-1995
  • Associate Professor, Orthopaedic Surgery - University of Missouri Kansas City School of Medicine - 1995-2005
  • Staff Engineer, Research - DePuy Orthopaedics, Inc. - 2005-2008
  • Adjunct Associate Professor, Department of Oral Biology - University of Missouri Kansas City School of Dentistry - 1999-2005
  • Professor, Biomedical Engineering - University of Memphis - 2008-
  • Adjunct Professor, Department of Orthopaedic Surgery - University of Tennessee Health Sciences Center - 2009 -
Honors/Awards
  • NIH Fellowship - NIH - 1976-77
  • NIH National Research Service Award - NIH - 1977-80
  • Sylvia Sorkin Greenfield Award - Best paper in Medical Physics - Medical Physics - 1997
  • Paul W Meyer Award -Outstanding Orthopaedic Educator - University of Missouri-Kansas City-Orthopaedic Surgery - 2002
  • Springer Best Paper Award for paper co-authored by B. Sanford - Medical Image Computing and Computer Assisted Intervention Society - Workshop on Computational Biomechanics for Medicine - 2013

Teaching Experience

  • BIOM 7101 Biomed Engr Analysis I - University of Memphis
  • BIOM 4760 Biomedical Engineering Design Principles - University of Memphis
  • BIOM 2810 Biomechanics, Statics & Mechanics of Materials - University of Memphis
  • BIOM 4/6150 Engineering Design Tools for Medical Devices - University of Memphis
  • BIOM 4210 Research Studies - University of Memphis
  • BIOM 7/8920 Skeletal Tissue Mechanics - University of Memphis
  • BIOM 7760 Recent Adv & Crit Rev in BME - University of Memphis
  • BIOM 7730 Supervised Research I - University of Memphis
  • BIOM 7740 Supervised Research II - University of Memphis
  • BIOM 8750 Supervised Research III - University of Memphis
  • BIOM/MECH 4393/6393 Applied Finite Element Analysis - University of Memphis
  • BIOM 4750/6750 MECH 4350/6350 Biomechanics - University of Memphis
  • BIOM 4784 Biomedical Design Studio - University of Memphis

Student Advising/Mentoring

  • MS Biomedical Engineering - John Connor - 2011
  • MS Biomedical Engineering - David Knox - 2011
  • MS Biomedical Engineering - Devin Conner - 2012
  • PhD Biomedical Engineering - Brooke Sanford - 2013
  • MS Biomedical Engineering - Tyler Palumbo - 2014
  • MS Biomedical Engineering - Kyle Huffman - 2014
  • MS Biomedical Engineering - Jason Lindsey - 2016
  • MS Biomedical Engineering - Bhavya Vendra - 2016
  • MS Mechanical Engineering - Drew Hall - 2016
  • MS Biomedical Engineering - Ronald Vincent Perrone Jr. - 2017
  • MS Biomedical Engineering - Kylie Davis - 2017
  • MS Biomedical Engineering - Abdullah Bahour - 2020
  • MS Biomedical Engineering - Paola M. Jimenez Carrion - 2021
  • PhD Biomedical Engineering - Masumeh Kazemi Moghadam Beydokhti - 2021
  • BS Biomedical Engineering; MS in progress - Lydia Ross - 2022
  • PhD Biomedical Engineering - Ronald V. Perrone Jr - 2022

Support

  • Growth Plate Deformation under Compressive Loading - Oak Ridge National Laboratory - 5 days of neutron beam time (equivalent to $35,000/day) - 2013 HFIR Cycle 450
  • Growth Plate Deformation under Compressive Loading- Continuation - Oak Ridge National Laboratory - 5 days of neutron beam time (equivalent to $35,000/day) - 2014 HFIR Cycle 452
  • Specialized Multibody Dynamics Software - LifeModeler, Inc. - In-Kind $200,000 - 2008-2010
  • High BMI Implant Performance - FedEx Institute of Technology - $79,000 - 2011-2012
  • High BMI Implant Performance - FedEx Institute of Technology - $110,000 - 2012-2013
  • Method for Evaluating Implant Function - FedEx Institute of Technology - $78,000 - 2013-2014

Outreach

  • Biomedical Engineering Field Trip - 38 students from Memphis Business Academy High - Oct 20, 2017 - Biomedical Engineering Department
  • STEM Teacher Biomodeling and Reverse Engineering Workshop - high school and middle school teachers - June 28-30 2017 - Biomedical Engineering Department & Materialise USA
Service
  • University of Memphis - Herff College of Engineering Computer Committee - 2010-present
  • University of Memphis - IACUC Member - 2014-present
  • Oak Ridge National Laboratory’s Neutron Sciences Directorate - Science Review Committee for Neutron Sciences at ORNL - 2015-2020
  • University of Memphis - Willard Sparks Eminent Faculty Award Committee - 2012-2014
  • University of Memphis - Faculty Senate - 2010-2012
  • University of Memphis - Herff College Retention Committee - 2015-Present
  • University of Memphis - EXSS Faculty Position Search Committee - Fall 2016
  • University of Memphis - EECE external committee to serve as the departmental T&P committee for promotions from associate to full professor - 2016
  • University of Memphis - Sport Performance & Health Consulting Center (SPAHCC) Faculty Search Committee - 2016
  • University of Memphis - Chair, BIOM Faculty Search Committee - 2018
  • University of Memphis - Member, MECH Faculty Search Committee - 2019-2024
  • University of Memphis - Member of BIOM faculty search committee - 2019-2020 and 2023-2024
  • University of Memphis - BIOM Graduate Coordinator - 2019 - present
  • NSF - Review Panels - 2016-2021
  • VentureWell - DEBUT (formerly BMEStart) undergraduate biomedical design and innovation competition reviewer and judge for the National Institute of Biomedical Imaging and Bioengineering (NIBIB) public-private partnership with VentureWell 2016 DEBUT competition. - 2016, 2017, 2018, 2019, 2020, 2021
  • ORS - Annual Reviewer of Abstracts - 2015-2018, 2020,2021
  • Oak Ridge National Laboratory - Neutron Scattering Science Review Committee Meetings, Oak Ridge Laboratory, 2 x per year - 2015-2022
  • King Abdulaziz University - final report of a research project for the Deanship of Scientific Research (DSR) at King Abdulaziz University (KAU), Saudi Arabia, 2016. - 2016
  • Multiple Orthopaedic, Biomaterials, Biomechanics, Dental Journals - reviewer for at least 1-2 manuscripts/month - every year
  • Journal of Prosthodontics - Editorial Board Member - 2008-2019
  • Advances in Biomechanics and Applications - Editorial Board Member - 2012-Present
  • ASTM International - Voting Member on Subcommittees F04.22 and F04.0200 - 2015-Present
  • PLOS ONE - Academic Editor - 2016 - present
  • Journal of Prosthodontics - Member, Editorial Review Board - 2008 - 2019
  • ASTM - voting member F04 Medical and Surgical Materials and Devices Committee - 2015 - present
  • PeerJ - Academic Editor - 2021-Present
Journal Articles
  • Williams JL, Lewis JL: Properties and an Anisotropic Model of Cancellous Bone from the Proximal Tibial Epiphysis. Trans. ASME J. of Biomechanical Eng. 104: 50-56, 1982. Fifth most cited article in J. Biomechanical Engineering (1979-99).
  • Williams JL, Belytschko TB: A Three-Dimensional Model of the Human Cervical Spine for Impact Simulation. Trans. ASME J. of Biomechanical Eng. 105: 321-331, 1983.
  • Ryan SD, Williams JL: Tensile Modulus of Rodlike Trabeculae Excised from Bovine Femoral Bone. J. of Biomechanics 22: 351-355, 1989.
  • Williams JL, Johnson WJ: Elastic Constants of Composites Formed from PMMA Bone Cement and Anisotropic Bovine Tibial Cancellous Bone. J. Biomechanics 22: 673-682, 1989.
  • Kaplan FS, Karp JS, Haddad JG, Williams JL: Vertebral Cortical Index: A New Method of Evaluating Vertebral Cortical Bone. A Study in Women with Postmenopausal Osteoporosis. University of Penna. Orthop. J. 6:16-19, 1990.
  • Austriaco NR, Williams JL, Drummond DS: Trabecular Bone Densitometry Using Interactive Image Analysis. J. Biomed. Eng 13: 486-488, 1991.
  • Brighton CT, Strafford B, Gross SB, Leatherwood DF, Williams JL, Pollack SR: The Proliferative and Synthetic Response of Isolated Rat Calvarial Bone Cells to Cyclic Biaxial Mechanical Strain. J. Bone Joint Surg. 73A: 320-331, 1991.
  • Barth RW, Williams JL, Kaplan FS: Osteon Morphometry in Females with Femoral Neck Fractures. Clin. Orthop. Rel. Res 283: 178-186, 1992.
  • Williams JL: Ultrasonic Wave Propagation in Cancellous and Cortical Bone: Prediction of Some Experimental Results by Biot's Theory. The J. Acoust. Soc. Am., 91: 1106-1112, 1992.
  • Brighton CT, Sennett BJ, Farmer JC, Iannotti JP, Hansen CA, Williams JL, Williamson J: The Inositol Phosphate Pathway as a Mediator in the Proliferative Response of Rat Calvarial Bone Cells to Cyclical Biaxial Strain. J. Orthop. Res: 10: 385-393, 1992.
  • Williams JL, Chen JH, Belloli DM: Strain Fields on Cell Stressing Devices Employing Clamped Circular Elastic Diaphragms as Substrates. Trans. ASME J. of Biomechanical Eng 114: 377- 384, 1992.
  • Squillante RG, Williams JL: Videodensitometry of Cortical Bone in Females with Femoral Neck Fractures. Calcif Tissue Int. 52:273-77,1993.
  • Wehrli FW, Ford JC, Chung H-W, Wehrli SL, Williams JL, Grimm MJ, Kugelmass SD, Jara H: Potential Role of Nuclear Magnetic Resonance for the Evaluation of Trabecular Bone Quality. Calcif. Tissue Int. 53:(Suppl 1): S162-S169, 1993.
  • Lotke PA, Corces A, Williams JL, Hirsch HS: Strain Characteristics of the Posterior Cruciate Ligament After Total Knee Arthroplasty. The American Journal of Knee Surgery 6(3): 104-107, 1993.
  • Chung H, Wehrli FW, Williams JL, Kugelmass SD: Relationship between NMR Transverse Relaxation, Trabecular Bone Architecture and Strength. Proc. Natl Acad. Sci. USA 90: 10250-10254, 1993.
  • Hung CT, Williams JL: A Method for Inducing Equi-Biaxial and Uniform Strains in Elastomeric Membranes used as Cell Substrates. J. Biomechanics 27(2): 227-232, 1994.
  • Williams JL, Iannotti JP, Ham A, Bleuit J, Chen JH: Effects of Fluid Shear Stress on Bone Cells. Biorheology 31(2): 163-170, 1994.
  • Chung H-WC, Wehrli FW, Williams JL, Kugelmass SD, Wehrli SL: Quantitative-Analysis of Trabecular Microstructure by 400-mhz Nuclear-Magnetic-Resonance Imaging. J. Bone and Mineral Res.10 (5): 803-811, 1995.
  • Chung H-W, Wehrli FW, Williams JL, Wehrli SL: Three-Dimensional Nuclear Magnetic Resonance Microscopy of Trabecular Bone. J. Bone and Mineral Res.10 (10): 1452-1461, 1995.
  • Williams JL, Grimm MJ, Wehrli, FW, Foster KR, Chung, H-W: Prediction of Frequency and Pore Size Dependent Attenuation of Ultrasound in Trabecular Bone Using Biot's Theory. In: Mechanics of Poroelastic Media. [Editor A.P.S. Selvadurai]: 263-271, Kluwer Academic Publishers, Dordrecht, The Netherlands, 1996.
  • Brighton CT, Fisher JRS, Levine SE, Corsetti JR, Reilly T, Landsman AS, Williams JL, Thibault LE: The Biochemical Pathway Mediating the Proliferative Response of Bone Cells to a Mechanical Stimulus: J. Bone Joint Surg. 78-A (9): 1337-1347, 1996.
  • Karduna AR, Williams GR, Williams JL, Iannotti, JP: Kinematics of the Glenohumeral Joint: Influences of Muscle Forces, Ligamentous Constraints and Articular Geometry. J. Orthop. Res. 14: 986-993, 1996.
  • Grimm MJ, Williams JL: Measurements of Permeability in Calcaneal Trabecular Bone. J. Biomechanics 30(7): 743-745, 1997.
  • Karduna AR, Williams GR, Williams JL, Iannotti, JP: Glenohumeral Joint Translations Before and After Total Shoulder Arthroplasty: A Study in Cadavera. J. Bone Joint Surg.79-A (8): 1166-1174, 1997.
  • Grimm MJ, Williams JL: Assessment of Calcaneal Trabecular Bone Quantity and Quality by Ultrasound Attenuation and Velocity in the Heel. Clinical Biomechanics 12(5): 281-285, 1997.
  • Hwang SN, Wehrli FW, Williams JL: Probability Based Structural Parameters from Three-Dimensional Nuclear Magnetic Resonance Images as Predictors of Trabecular Bone Strength. Medical Physics. 24(8): 1255-61,1997. Best paper in Medical Physics Award in 1997 (Sylvia Sorking Greenfield Award).
  • Prayson MJ; Williams JL; Marshall MP; Scilaris TA; Lingenfelter EJ: Biomechanical Comparison of Fixation Methods in Transverse Olecranon Fractures - A Cadaveric Study. J. Orthop. Trauma 11(8): 565-572, 1997.
  • Karduna AR, Williams GR, Williams JL, Iannotti, JP: Joint Stability after Total Shoulder Arthroplasty in a Cadaver Model. J. of Shoulder and Elbow Surgery. J Shoulder Elbow Surgery 6(6): 506-511, 1997.
  • Karduna AR, Williams GR, Iannotti JP, Williams JL: Biomechanics of Total Shoulder Arthroplasty: A Study of the Forces and Strains at the Glenoid Component. Trans. ASME J. of Biomechanical Engineering 120: 92-99, 1998.
  • Scilaris TA, Grantham JL, Prayson MJ, Marshall MP, Hamilton JJ, Williams JL: Biomechanical Comparison of Fixation Methods in Transverse Patella Fractures. J. Orthop. Trauma 12(5): 356-359, 1998.
  • Williams JL, Vani JN, Eick JD, Petersen EC, Schmidt TL: Shear Strength of the Physis Varies with Anatomic Location and is a Function of Modulus, Inclination, and Thickness. J. Orthopaedic Research. 17: 214-222, 1999.
  • O’Mahony AM, Williams JL, Katz JO, Spencer P: Anisotropic Elastic Properties of Cancellous Bone from a Human Edentulous Mandible. Clinical Oral Implants Research. 11: 415-421, 2000.
  • Williams JL, Do PD, Eick JD, Schmidt TL: Tensile Properties of the Physis Vary with Anatomic Location, Thickness, Strain Rate and Age. J. Orthopaedic Research. 19 (6): 1043-1048, 2001. Erratum in: Vol. 20, Issue 4, p. 894, 2002.
  • O’Mahony AM, Williams JL, Spencer P: Anisotropic Elasticity of Cortical and Cancellous Bone in the Posterior Mandible Increases Peri-implant Stress and Strain under Oblique Loading. Clinical Oral Implants Research. 12(6): 648-657, 2001.
  • Laughlin GA, Williams JL, Eick JD: The Influence of System Compliance and Sample Geometry on Composite Polymerization Shrinkage Stress. J of Biomedical Materials Research (Applied Biomaterials). 63: 671-678, 2002.
  • Petrie CS, Williams JL: Shape Optimization of Dental Implant Designs under Oblique Loading using the p-Version Finite Element Method. J of Mechanics in Medicine and Biology. 2 (3 & 4): 339-345, 2002.
  • Petrie CS, Williams JL: Comparative Evaluation of Implant Designs: Influence of Diameter, Length, and Taper on Strains in the Alveolar Crest. A Three-Dimensional Finite Element Analysis. Clinical Oral Implants Research 16: 486-494, 2005.
  • Snyder RR, Williams JL, Schmidt TL, Salsbury TL: Torsional Strength of Double- Versus Single-Screw Fixation in a Pig Model of Unstable Slipped Capital Femoral Epiphysis. J. Pediatr Orthop, 26: 295-299, 2006.
  • Beal III, MS, Copley LAB, Niemann, JJ, Lankachandra KM, Williams JL, Biomechanical Evaluation of Fetal Calf Skull as a Model for Testing Halo-Pin Designs for Use in Children. J Biomechanics. 40(5):1137-1144, 2007.
  • Petrie CS, Williams JL: Probabilistic Analysis of Peri-Implant Strain Predictions as Influenced by Uncertainties in Bone Properties and Occlusal Forces. Clinical Oral Implants Research. 18, 2007; 611–619. doi: 10.1111/j.1600-0501.2007.01384.x
  • Mihalko WM, Creek AT, Mary MN, Williams JL, Komatsu DE: Mechanoreceptors Found in a Posterior Cruciate Ligament from a Well Functioning Total Knee Arthroplasty Retrieval. J Arthroplasty. 26(3): 504.e9-504.e12, April 2011.
  • Mihalko WM, Williams JL:  Computer Modeling to Predict Effects of Implant Malpositioning During TKA. Orthopedics 33 (10/Supplement):  71-75, 2010.
  • Williams JL, Knox DA, Teeter MG, Holdsworth DW, Mihalko WM: Evidence that In Vivo Wear Damage Alters Kinematics and Contact Stresses in a Total Knee replacement. Journal of Long-Term Effects of Medical Implants 20(1):45-50, 2010.
  • Lindsey JA, Conner D, Godleski P, Perkinson B, Mihalko WM, Williams JL. Patellar Button Wear Patterns in Well-Functioning Total Knee Arthroplasty Retrievals. Journal of Long-Term Effects of Medical Implants 20(1): 75-81, 2010.
  • Mihalko WM, Conner DJ, Benner R, Williams JL: How Does TKA Kinematics Vary With Transverse Plane Alignment Changes in a Contemporary Implant? Clin Orthop Relat Res 470:186–192, 2012
  • Sanford BA, Zucker-Levin AR, Williams JL, Mihalko WM, Jacobs EL: Principal component analysis of knee kinematics and kinetics after anterior cruciate ligament reconstruction. Gait Posture. 2012 Jul;36(3):609-13. Epub 2012 Jul 6.
  •  Mihalko WM, Williams JL: Total knee arthroplasty kinematics may be assessed using computer modeling: a feasibility study. Orthopedics; 35(10):40-4, 10/2012.
  • Williams, John L., and Said T. Gomaa. "Using Multibody Dynamics to Design Total Knee Replacement Implants." In Computational Biomechanics for Medicine, pp. 157-168. Springer New York, 2013.
  • Sanford BA, Williams JL, Zucker-Levin, AR, Mihalko WM: Tibiofemoral joint forces during the stance phase of gait after ACL reconstruction. Open Journal of Biophysics, 3, 277-284, 2013
  • Sanford, Brooke A., John L. Williams, Audrey R. Zucker-Levin, and William M. Mihalko. "Hip, Knee, and Ankle Joint Forces in Healthy Weight, Overweight, and Obese Individuals During Walking." In Computational Biomechanics for Medicine, pp. 101-111. Springer New York, 2014. Springer Best Paper Award.
  • Gao J, Williams JL, Roan E: On the state of stress in the growth plate under physiologic compressive loading. Open Journal of Biophysics, 4, 13-21, 2014, http://dx.doi.org/10.4236/ojbiphy.2014.41003
  • Goodhart J.M, Cooper JO, Smith RA, Williams JL, Haggard WO, Bumgardner JD: Design and Validation of a Cyclic Strain Bioreactor to Condition Spatially-Selective Scaffolds in Dual Strain Regimes. Processes 2:345-360, 2013. doi:10.3390/pr2020345.
  • Mihalko WM, Hebert CT, Woodard E, Crockarell J, Williams JL: Biomechanical Validation of Medial Pie Crusting for Soft-Tissue Balancing in Knee Arthroplasty. The Journal of Arthroplasty, Volume 30, Issue 2, 296 - 299 (2015) http://dx.doi.org/10.1016/j.arth.2014.09.005
  • Huffman KD, Sanford BA, Williams JL, Zucker-Levin AR, Mihalko WM: Increased Hip Abduction in High Body Mass Index Subjects in Sit-to-Stand. Gait & Posture, Volume 41, Issue 2, 640 - 645 (2015). http://dx.doi.org/10.1016/j.gaitpost.2015.01.014
  • Gao J, Roan E, Williams JL: Regional Variations in Growth Plate Chondrocyte Deformation as Predicted by Three-Dimensional Multi-Scale Simulations. PLoS ONE (2015) 10(4): e0124862. doi:10.1371/journal.pone.0124862
  • Sanford BA, Williams JL, Huffman KD, Zucker-Levin AR, Mihalko WM: Tibiofemoral Rotation During Sit-to-Stand Activity After TKA. Orthopedics. 2016; 39(3):S43-S46.
  • Sanford BA, Williams JL, Zucker-Levin, AR, Mihalko WM:  Asymmetric ground reaction forces and knee kinematics during squat after anterior cruciate ligament (ACL) reconstruction. The Knee (2016) 23: 820-825.
  • Gao J, Williams JL, Roan E: Multiscale Modeling of Growth Plate Cartilage Mechanobiology. Biomechanics and Modeling in Mechanobiology (2016) doi:10.1007/s10237-016-0844-8. http://link.springer.com/article/10.1007/s10237-016-0844-8
  • Vendra BB, Roan E, Williams JL: Chondron curvature mapping in growth plate cartilage under compressive loading. Journal of the Mechanical Behavior of Biomedical Materials 84 (2018): 168-177. https://doi.org/10.1016/j.jmbbm.2018.05.015
  • Davis K, Williams JL, Sanford BA, Zucker-Levin A: Assessing lower extremity coordination and coordination variability in individuals with anterior cruciate ligament reconstruction during walking. Gait & Posture, ISSN: 0966-6362, Vol: 67, Page: 154-159, 2019. Published online Oct 2018.
  • Perrone, RV, Williams JL: Dimensional Accuracy and Repeatability of the NextEngine Laser Scanner for Use in Osteology and Forensic Anthropology. Journal of Archaeological Science: Reports 25 (2019): 308-319.
  • Kazemi M, Williams JL "Chondrocyte and Pericellular Matrix Deformation and Strain in the Growth Plate Cartilage Reserve Zone Under Compressive Loading." In: Computer Methods, Imaging and Visualization in Biomechanics and Biomedical Engineering: Selected Papers from the 16th International Symposium CMBBE and 4th Conference on Imaging and Visualization, August 14-16, 2019, New York City, USA, pp. 526-538. Springer International Publishing, 2020.
  • Kazemi M, Williams JL: Properties of the chondro-osseous junction: A narrative review. Cartilage. May 2020. Cartilage. doi: 10.1177/1947603520924776
  • Kazemi M and Williams JL.: Depth and strain-rate dependent mechanical response of chondrocytes in reserve zone cartilage subjected to compressive loading. Biomechanics and Modeling in Mechanobiology, published online 12 April 2021. https://doi.org/10.1007/s10237-021-01457-1; https://rdcu.be/cizua
  • Kazemi M and Williams JL.: On the role of the reserve zone and mechano-regulatory stimuli in the development and maturation of the growth plate: Observations and models. Mechanobiology Journal, Volume 2, Article ID 246116, 2021. https://doi.org/10.32371/mbj/246116

  • Perrone RV and Williams JL: The morphogenesis of porcine femoral head mammillary processes. A structural mechanism of biomechanical stability. The Anatomical Record. 305(2): 265-283, 2022. https://doi.org/10.1002/ar.24713
  • Jimenez Carrion, PM and Williams, JL: Primary chondrocyte cilium strains increase with depth within the growth plate reserve zone and reflect loading direction across the growth plate. Mechanobiology Journal. In Press Feb 21, 2022
Presentations
  • ‘A 3-D Dynamical Model of the Cervical Spine and Head,’ School of Aerospace, Mechanical and Nuclear Engineering, University of Oklahoma, Norman, Oklahoma, 13 February 1981.
  • ‘A 3-D Dynamic Model of the Human Cervical Spine,’ Department of Biomedical Engineering, Tulane University, New Orleans, 9 March, 1981.
  • ‘Dynamic Modeling of the Cervical Spine and Head,’ Department of Mechanical Engineering, Northeastern University, Boston, Massachusetts, 19 March, 1981.
  • ‘Dynamical Modeling of the Human Cervical Spine,’ Department of Mechanical Engineering, University of Pittsburg, Pittsburg, Pennsylvania, 8 April 1981.
  • ‘A Dynamic Model of the Cervical Spine and Head,’ Department of Engineering Mechanics, Ohio State University, Columbus, Ohio, 30 April, 1981.
  • ‘A Three-Dimensional Dynamic Model of the Human Cervical Spine,’ Biomechanics Laboratory, Department of Orthopaedic Surgery, Harvard University School of Medicine (Beth Israel Hospital), Harvard University, Boston, Massachusetts, 5 October 1981.
  • ‘A 3-D Dynamic Model of the Cervical Spine and Head,’ Department of Mechanical Engineering, Tufts University, Medford, Massachusetts, 12 April, 1982.
  • ‘A 3-D Model of the Cervical Spine and Head for Impact Acceleration Studies,’ Department of Mechanical Engineering, Aeronautical Engineering and Engineering Mechanics, Rensselaer Polytechnic Institute, Troy, New York, 23 February 1984.
  • ‘A 3-D Dynamic Simulation of the Cervical Spine and Head Impact Acceleration with Passive and Active Muscle Response,’ Department of Mechanical and Aerospace Engineering, Syracuse University, Syracuse, New York, 19 October 1984.
  • ‘A 3-D Model of the Human Cervical Spine and Head for Side Impact Simulation,’ Mechanical Engineering Department, The Catholic University of America, Washington, DC, 26 October 1984.
  • ‘Parametric Finite Element Analysis of the Cervical Spine for Impact Acceleration Simulations. Advantages and Disadvantages in the Use by Remote Access of a CYBER 205 Supercomputer,’ Academic Computer Services Seminar Series on Supercomputers, Syracuse University, Syracuse, New York, 14 October 1986.
  • ‘Ultrasonic Characterization of PMMA-Cancellous Bone Composites,’ Department of Mechanical and Aerospace Engineering, State University of New York at Buffalo, Buffalo, New York, 27 April 1987.
  • ‘The Effects of Heterogeneity and Anisotropy of Bone on Stresses in a Prosthetically Resurfaced Tibia,’ Department of Orthopaedic Surgery, University of Pennsylvania, Philadelphia, Pennsylvania, 16 June 1987.
  • ‘Ultrasonic Characterization of PMMA-Bone Composites,’ Department of Bioengineering, University of Pennsylvania, Philadelphia, Pennsylvania, 17 June 1987.
  • ‘Osteoblast-like Cells Respond to Shear Stress due to Laminar Flow by a Rise in Intracellular Calcium, Annual Fall Meeting of the Biomedical Engineering Society, Memphis State University, Tennessee (Invited Paper), 24 October 1993.
  • ‘A New Biaxial Testing Method for Producing Uniform and Isotropic Strains in Membranes used as Cell or Tissue Substrates, 1993 American Society of Mechanical Engineers Winter Annual Meeting, New Orleans, Louisiana (Invited Paper), 30 November 1993.
  • ‘A Poroelastic Model of Spongy Bone,’ Mechanical Engineering Research Colloquium Series, Northeastern University, Boston, Massachusetts, 20 May 1994.
  • ‘Prediction of Frequency and Pore-Size Dependent Attenuation of Ultrasound in Trabecular Bone using Biot’s Theory,’ Special Session Entitled ‘Recent Developments in Poroelasticity,’ 1994 American Society of Mechanical Engineers Winter Annual Meeting, Chicago, Illinois (Invited Paper), November 1994.
  • ‘Biomaterial Properties of Bone from the Os Calcis as determined by Mechanical, Electrical and Ultrasound Measurements,’ Pennsylvania College of Podiatric Medicine, Philadelphia, Pennsylvania, 18 April, 1995.
  • ‘Wolff’s Law: 100 Years of Experiments and Hypotheses,’ Grand Rounds Lecture, Department of Orthopaedic Surgery, University of Missouri-Kansas City, Kansas City, Missouri, 2 May, 1996.
  • ‘Growth Plate Biomechanics,’ Grand Rounds Lecture, Department of Orthopaedic Surgery, University of Missouri-Kansas City, Kansas City, Missouri, 13 January, 1999.
  • ‘3-D Finite Element Model of a Premolar Dental Implant in the Mandible,’ Department of Oral Biology, University of Missouri School of Dentistry, Kansas City, Missouri, 10 October 2000.
  • ‘Biomechanics of the Growth Plate,’ Department of Oral Biology, University of Missouri School of Dentistry, Kansas City, Missouri, 12 June 2002.
  • ‘Mechanical Characterization of the Growth Plate,’ Seminar in the Department of Mechanical Engineering, University of South Carolina, Columbus, SC, 18 June 2003.
  • ‘Mechanical Characterization of the Growth Plate,’ Grand Rounds Presentation at the Department of Orthopaedic Surgery, Wright State University, Dayton, Ohio, 16 September 2003.
  • ‘Biomechanical Issues in the Design of Dental Implants,’ Seminar in Biomedical, Industrial and Human Factors Engineering, Wright State University, Dayton, Ohio, 18 February 2004.
  • ‘Growth Plate Biomechanics,’ Continuing Medical Education Presentation, Orthopaedic Grand Rounds, The Queen’s Medical Center, Honolulu, Hawai’i, 10 March 2004.
  • ‘Biomechanics of the Growth Plate,’ Seminar in the Department of Mechanical, Materials and Aerospace Engineering, The University of Central Florida, Orlando, Florida, 29 March 2004.
  • ‘Growth Plate Biomechanics,’ Seminar in the Department of Applied Biology and Biomedical Engineering, Rose-Hulman Institute of Technology, Terre Haute, Indiana, 1 April, 2004.
  • ‘Growth Plate Microstructure and Biomechanics,’ Grand Rounds Lecture, Department of Orthopaedic Surgery, University of Missouri-Kansas City, Kansas City, Missouri, 8 April, 2004.
  • ‘Biomechanical Aspects of Slipped Capital Femoral Epiphysis and Its Fixation,’ Department of Orthopaedic Surgery, University of Missouri-Kansas City, Kansas City, Missouri, 3 June 2004.
  • ‘Finite Element Analysis Applied to Problems in Restorative Dentistry and to Multiscale Cartilage Tissue Micromechanics,’ Department of Mechanical Engineering, University of Hawai’i at Manoa, Honolulu, Hawaii, 7 October 2004.
  • ‘Finite Element Modeling of Dental Composite Polymerization and of Oral Implant Designs,’ DePuy, a Johnson & Johnson Company, Warsaw, Indiana, 5 January 2005.
  • ‘Finite Element Modeling of Dental Composite Polymerization and of Oral Implant Designs,’ Department of Mechanical Engineering, McMaster University, Hamilton, Canada, 8 March 2005.
  • Application and Potential of Computational Mechanics in Computer Assisted Knee Surgery. ASOPA/NAOT 33rd Annual Meeting of the American Society of Orthopaedic Physician’s Assistants and the 27th Annual Clinical Symposium for the National Association of Orthopaedic Technologists. August 5-8, 2009
  • Using Multibody Dynamics to Design Total Knee Implants. Plenary talk. International Conference and Course on Orthopaedic Surgery Biomechanics and Clinical Applications. Orthopaedic Rsearch and Learning Centre. School of Engineering  & Design. Brunel University. West London. UK. 6-9 June 2010.
  • ‘Knee Kinematics - Mechanical Testing vs. Computational Modeling’ Engineering on Anatomy Forum - Orthopaedics, Materialise, Leuven, Belgium, November 4, 5, 6, 2012. Invited speaker and participant in a high level meeting of experts from the Orthopaedic and Cardiac Industry with a mix of industry executives, clinicians and researchers.
  • ‘Knee Kinematics  In Vitro and In Vivo Testing vs. Computational Modeling,’ Engineers' Club of Memphis Holiday Inn, Memphis, TN, 1 April, 2013.
Appendix B - Student Advising/Mentoring
  • Undergraduate Advisor
Appendix C - Research/Scholarship/Creative Activities
  • 61 Issued Patents: (23 US and 38 affiliated international)

    US11730602B2 Issued Aug 22, 2023, US11369478B2 Issued June 28, US11369478B2 Issued June 28, 2022US11337823B2 Issued May 24, 2022US10849760B2 Issued Dec 1, 2020US10729551B2 Issued Aug 5, 2020US10543098B2 Issued Jan 28, 2020US10265180B2 Issued April 23, 2019US1017905B2 Issued Jan 15, 2019US9937049B2 Issued April 10, 2018US9931216B2 Issued April 3, 2018US9539099B2 Issued Jan 10, 2017US9452053B2 Issued Sept 27, 2016US9326864B2 Issued May 3, 2016US9220601B2 Issued Dec 29, 2015US8834575B2 Issued Sept 16, 2014US8828086B2 Issued Sept 9, 2014US8795380B2 Issued Aug 5, 2014US8784496B2 Issued July 22, 2014US8236061B2 Issued Aug 7, 2012US8202323B2 Issued June 19, 2012US8192498B2 Issued June 5, 2012US8187335B2 Issued May 29, 2012US7981159B2 Issued July 19, 2011EP2886086B1 Issued Dec 21, 2016EP2158878B1 Issued April 13, 2016EP2147660B1 Issued Feb 24, 2016EP2275054B1 Issued Feb 10, 2016EP2275053B1 Issued Nov 25, 2015EP2450009B1 Issued July 22, 2015EP2149353B1 Issued March 4, 2015EP2145606B1 Issued Feb 25, 2015EP2324798B1 Issued Aug 22, 2012EP2140839B1 Issued Nov 16, 2011EP2145605B1 Issued Sept 9, 2011AU2015203508B2 Issued Aug 17, 2017AU2016200458B2 Issued May 25, 2017AU2009202632B2 Issued Nov 5, 2015AU2009202848B2 Issued Aug 20, 2015AU2009202634B2 Issued Aug 6, 2015AU2009202847B2 Issued Aug 6, 2015AU2009202626B8 Issued July 30, 2015AU2009202631B2 Issued July 16, 2015JP6133239B2 Issued April 28, 2017JP5631561B2 Issued Nov 26, 2014JP5547915B2 Issued July 16, 2014JP5512178B2 Issued June 4, 2014JP5465476B2 Issued April 9, 2014JP5442333B2 Issued March 12, 2014JP5410181B2 Issued Feb 5, 2014CN101664347B Issued Aug 19, 2015CN101627930B Issued June 6 2014CN101675901B Issued April 30, 2014CN101642394B Issued April 9, 2014CN101669844B Issued March 26, 2014CN101683290B Issued Sept 11, 2013ZA200904949B Issued April 28, 2011ZA200904950B Issued March 30, 2011ZA200904584 Issued 30 June 2011ZA200904589 Issued March 30 2011ZA200904590 Issued April 28, 2011ZA200904592 Issued March 30, 20111 Patent Applications Pending: US20200360147A1, US20220280305A1, US20220323229A1

  • Askew MJ, Lewis JL, Jaycox D, Williams JL, Hori RY: Interface Stresses in a Prosthesis-Tibia Structure with Varying Bone Properties. Trans. of the 24th Annual Meeting of the Orthop. Res. Soc. 3: 17, ORS, Rosemont, IL, 1978.
  • Williams JL, Lewis JL: An Anisotropic Model of Cancellous Bone. 1979 Biomechanics Symposium (Edited by Van Buskirk WC), AMD- Vol. 23: 181-182, ASME, New York, NY, 1979.
  • Williams JL, Belytschko TB: A Dynamic Model of the Cervical Spine and Head, Aerospace Medical Research Laboratory, Report AFAMRL-TR-81-5, 155 pp, Wright-Patterson Air Force Base, Ohio, 1981.
  • Williams JL, Belytschko TB: A Model for Analysis of Head-Neck Dynamics with Muscular Response. In: Biomedical Engineering 1. Recent Developments. (Edited by Saha S): 81-84, Pergamon Press, Oxford, England, 1982.
  • Belytschko TB, Williams JL: A 3D Model for Head-Neck Dynamics. 1982 Advances in Bioengineering (Edited by Thibault L): 35- 38, ASME, New York, NY, 1982.
  • Williams JL, Ratcliffe RJ: Modulus and Strength of PMMA-Cancellous Bone Composites, Proceedings of the Eleventh Annual Northeast Bio-Engineering Conference, (Edited by Kuklinski WS and Ohley WJ): 174-176, IEEE, New York, NY, 1985.
  • Belytschko T, Williams J, Rencis M: Head-Spine Structure Modeling: Enhancements to Secondary Loading Path Model and Validation of Head-Cervical Spine Model. Aerospace Medical Research Laboratory, Report AAMRL-TR-85-019, 127 pp. Harry G. Armstrong Aerospace Medical Research Laboratory, Wright Patterson Air Force Base, Ohio, Accession number ADA161425 , 1985.
  • Williams JL, Ratcliffe RJ, Johnson WJ: Wave Propagation in PMMA-Cancellous Bone Composites. 1986 Advances in Bioengineering (Edited by Lantz SA and King AI), BED-Vol. 2: 124-5, ASME, New York, NY, 1986.
  • Ryan SD, Williams JL: Tensile Testing of Individual Bovine Trabeculae. Proceedings of the Twelfth Annual Northeast Bio-Engineering Conference (Edited by Orphanoudakis SC): 35-38, IEEE, New York, NY, 1986.
  • Johnson WJ, Williams JL: Effects of Heterogeneity and Anisotropy of Bone on Stresses in a Prosthetically Resurfaced Tibia-An Axisymmetric Model with Non-Axisymmetric Loading. 1987 Advances in Bioengineering (Edited by Erdman AG), BED-Vol. 3: 65-66, ASME, New York, NY, 1987.
  • Williams JL, Johnson WJ: Ultrasonic Characterization of PMMA-Cancellous Bone Composites. 1987 Advances in Bioengineering (Edited by Erdman AG), BED-Vol. 3: 67-68, ASME, New York, NY, 1987.
  • Williams JL: Comment on the Paper "Response of a Human Head/Neck/Upper-Torso Replica to Dynamic Loading-II Analytical/Numerical Model", J. Biomechanics 21: 687, 1988.
  • Williams JL: Wave Propagation in Cancellous Bone: Application of Biot's Theory. 1989 Advances in Bioengineering, BED-Vol. 15 (Ed. Rubinsky B): 181-182, ASME, New York, NY, 1989.
  • Strafford BB, Brighton CT, Williams JL, Pollack SR: The In Vitro Response of Bone Cells to Cyclic Biaxial Mechanical Strain. Trans. of the 35th Annual Meeting of the Orthop. Res. Soc. 14: 285, ORS. Rosemont, IL, 1989.
  • Williams JL: Analysis of Cell-Stressing Substrate Strains by Large Deflection Plate Theory. 1990 Advances in Bioengineering, BED-Vol. 17 (Ed. Goldstein SA): 223-224, ASME, New York, 1990.
  • Sennett B, Farmer J, Hansen C, Brighton CT, Williams J: Inositol Phosphate Pathway as a Possible Mediator in Bone Cell Proliferation Secondary to Mechanical Strains. Trans. of the 37th Annual Meeting of the Orthop. Res. Soc. 16: 56, ORS, Rosemont, IL, 1991.
  • Belloli DM, Williams JL, Park JY: Calculated Strain Fields on Cell Stressing Devices Employing Circular Diaphragms as Substrates. Trans. of the 37th Annual Meeting of the Orthop. Res. Soc. 16: 399, ORS, Rosemont, IL. 1991.
  • Williams JL: Chapter 42: Biomechanics of Total Hip Arthroplasty. In: The Hip and Its Disorders. (Edited by Steinberg ME): 876-904, W.B. Saunders Company, Philadelphia, 1991.
  • Levine SE, Corsetti JR, Brighton CT, Williams JL: Calmodulin as a Second Messenger in the Proliferative Response of Bone Cells to Mechanical Strain. Trans. of the 38th Annual Meeting of the Orthop. Res. Soc. 17: 98, ORS, Rosemont, IL, 1992.
  • Squillante RG, Williams JL: Videodensitometry of Cortical Bone in Hip Fracture. Trans. Orthop. Res. Soc. 17: 139, ORS, Rosemont, IL, 1992.
  • Wehrli FW, For JC, Chung H., Williams JL: A New Tool for the Study of Trabecular Microstructure. MR 93, Garmisch-Partenkirchen, Germany, 1993.
  • Williams JL, Iannotti JP, Ham A, Bleuit J, Chen JH: The Influence of Laminar Flow on Intracellular Calcium in Isolated Bone Cells. Trans. of the 39th Annual Meeting of the Orthop. Res. Soc: 18: 631, ORS, Rosemont, IL, 1993.
  • Bernstein JX, Kaplan FS, Williams JL: Mechanical Stress Influences the Formation of Osteons: An Application of Wolff's Law to the Intermediary Organization of Bone. Trans. of the 39th Annual Meeting of the Orthop. Res. Soc: 18: 147, ORS, Rosemont, IL, 1993.
  • Grimm MJ, Williams JL: Prediction of Young's Modulus in Trabecular Bone with a Combination of Ultrasound Velocity and Attenuation Measurements. 1993 Bioengineering Conference (Ed. by Langrana NA, Friedman MH, Grood ES), BED-Vol. 24: 608-609, ASME, New York, NY, 1993.
  • Grimm MJ, Williams JL: Use of Ultrasound Attenuation and Velocity to Estimate Young's Modulus in Trabecular Bone. 1993 IEEE 19th Northeast Bioengineering Conference (Edited by J K-L Li, SS Reisman): 62-63, IEEE, Piscataway, NJ, 1993.
  • Williams JL and Hung CT: A New Biaxial Testing Method for Producing Uniform and Isotropic Strains in Membranes used as Cell or Tissue Substrates. 1993 ASME Advances in Bioengineering (Ed. J.M. Tarbell), BED-Vol. 26: 411-413, ASME, New York, NY, 1993.
  • Grimm MJ, Chung H-W, Wehrli FW, Williams JL: Dependence of Ultrasound Attenuation on Plate Separation in Trabecular Bone. Trans. of the 40th Annual Meeting of the Orthop. Res. Soc: 19: 442, ORS, Rosemont, IL, 1994.
  • Williams JL: Chapter 42: Reemplaza Total de Cadera. In: La cadera. Diagnostico y tratamiento de su patologia. (Ed. by Steinberg ME): 952-982, Editorial Medica Panamerica, 1994.
  • Karduna AR, Williams GR, Williams JL, Iannotti JP: A Quantitative Comparison of Active and Passive Glenohumeral Joint Kinematics. Trans. of the 40th Annual Meeting of the Orthop. Res. Soc: 19: 226, ORS, Rosemont, IL, 1994.
  • Bernstein J, Einhorn T, Williams JL: The Enhancement of Fracture Repair by the Prior Initiation of Bone Remodeling. Trans. of the 40th Annual Meeting of the Orthop. Res. Soc: 19: 499, ORS, Rosemont, IL, 1994.
  • Williams JL, Grimm MJ: Relationship between the Broadband Ultrasound Attenuation and the Loss Tangent in Trabecular Bone. Proceedings of the13th Southern Biomedical Engineering Conference (Ed. J. Vossoughi): 677-680, University of the District of Columbia, Washington, DC, 1994.
  • Karduna AR, Williams GR, Iannotti JP, Williams JL: The Effects of Component Conformity in Total Shoulder Arthroplasty: Theoretical and Experimental Observations. Proceedings of the 1995 Bioengineering Conference, BED-Vol. 29: 439-440, ASME, New York, NY, 1995.
  • Karduna AR, Williams GR, Iannotti JP, Williams JL: Kinematics of the Glenohumeral Joint after Total Shoulder Arthroplasty: Effects of Component Conformity. 1995 Advances in Bioengineering, (Ed. ML Hull), BED-Vol. 31: 151-152, ASME, New York, NY 1995.
  • Grimm MJ, Foster KR, Williams JL: Measurements of Permeability and Tortuosity in Calcaneal Bone. 1995 ASME Advances in Bioengineering, (Ed. ML Hull) BED-Vol. 31: 155-156, ASME, New York, NY 1995.
  • Karduna AR, Williams GR, Williams JL, Iannotti JP: Kinematics of the Glenohumeral Joint Before and After Total Shoulder Arthroplasty: Effects of Component Conformity. Trans. of the 42nd Annual Meeting of the Orthop. Res. Soc: 21: 700, ORS, Rosemont, IL, 1996.
  • Prayson MJ; Williams JL; Marshall MP; Scilaris TA; Lingenfelter EJ: Biomechanical Comparison of Fixation Methods in Transverse Olecranon Fractures – A Cadaveric Study. Trans. of the 43rd Annual Meeting of the Orthop. Res. Soc.Vol. 22(2): 910, ORS, Rosemont, IL, 1997.
  • Karduna AR, Williams GR, Williams JL, Iannotti JP: A Study of the Strains at the Glenoid Keel after Total Shoulder Arthroplasty. Proceedings of the 1997 Bioengineering Conference, (Eds: KB Chandran, R Vanderby,Jr, MS Hefzy), BED-Vol.35:. 335-336, The American Society of Mechanical Engineers, New York, NY, 1997.
  • Vani JN, Williams JL, Schmidt TL, Petersen EC, Eick JD, Hamilton JJ: Microstructural Shear Properties of Bovine Proximal Tibial Growth Plate. Proceedings of the 1997 Bioengineering Conference [Eds: KB Chandran, R Vanderby,Jr, MS Hefzy], BED-Vol.35: 571-572. The American Society of Mechanical Engineers, New York, NY, 1997.
  • Scilaris TA, Grantham JL, Prayson MJ, Marshall MP, Hamilton JJ, Williams JL: Biomechanical Comparison of Fixation Methods in Transverse Patella Fractures. Trans. of the 44th Annual Meeting of the Orthop. Res. Soc. 23: 264, ORS, Rosemont, IL, 1998.
  • Williams JL, Vani JN, Eick JD, Petersen EC, Schmidt TL: Shear Strength of the Epiphyseal Plate Varies with Physeal Thickness and Inclination. Transactions of the Third Combined Mtg Orthop. Research Societies, Hamamatsu, Japan. Sept 28-30, 1998 [Ed.: Katsuyuki Fujii], p. 219, Orthopaedic Research Society, Rosemont, IL, 1998.
  • Williams JL, Do PD, Schmidt TL: Tensile Properties of Bovine Proximal Tibial Growth Plate Cartilage. 1998 Advances in Bioengineering. Anaheim, California, Nov 15-20, [Ed. AP Yoganathan], BED-Vol. 39: 265-266, The American Society of Mechanical Engineers, New York, NY, 1998.
  • Williams JL, Eick JD, Do PD, Vani JN, Schmidt TL: A Hierarchical Model of Growth Plate Cartilage Based on Scanning Electron Microscopy of Physeal Fracture Surfaces After Tensile Testing. Trans. of the 45th Annual Meeting of the Orthop. Res. Soc. 24: 695, [Ed. TD Brown] Orthopaedic Research Society, Rosemont, IL, 1999.
  • O’Mahony AM, Williams JL, Katz JO: Anisotropic Properties of Cancellous Bone from a Human Edentulous Mandible. Proceedings of the 1999 Bioengineering Conference, [Ed. VK Goel, RL Spilker, GA Athesian, LJ Soslowsky], BED-Vol. 42: 579-80, ASME, New York, NY, 1999.
  • Moon BS, Williams JL, Schmidt TL: Fracture Toughness of Growth Plate Cartilage. Trans. of the 46th Annual Meeting of the Orthop. Res. Soc. 25: 988, [Ed. J.E. Puzas] Orthopaedic Research Society, Rosemont, IL, 2000.
  • O’Mahony AM, Williams JL: Effect of Cortical and Cancellous Bone Anisotropy on Peri-Implant Stresses and Strains in the Posterior Mandible. 2000 Advances in Bioengineering. [Ed. TA Conway], BED-Vol. 48: 283-4, ASME, New York, NY, 2000.
  • Tutorino JC, Khubchandani ZG, Williams JL, Cobb CM, Schmidt TL: Can the Epiphyseal Growth Plate be Injured in Compression? Trans. of the 47th Annual Meeting of the Orthop. Res. Soc. 26: 353, [Ed. BS Trippel] Orthopaedic Research Society, Rosemont, IL, 2001.
  • Williams JL,Cobb CM, Schmidt TL: Morphology of Cryofractured Growth Plate Cartilage as Revealed by Scanning Electron Microscopy. Transactions of the 4th Combined Meeting of the Orthopaedic Research Societies of The USA, Canada, Europe, and Japan, Rhodes, Greece, June 1-3, 2001 [Ed. Ivan Hvid], p. 80, Orthopaedic Research Society, Rosemont, IL, 2001.
  • Williams JL, NK. Gove, GA Flowers, TL Schmidt: Fracture Toughness of the Growth Cartilage Reserve Zone is Anisotropic. IMECE2001/BED-Paper No. 23066. Proceedings of IMECE2001, Volume 1. 2001 ASME International Mechanical Engineering Congress and Exposition, ASME, New York, NY, 2001.
  • Williams JL: Letter to the Editor. Is There a Causal Relationship Between Quantitative Ultrasound and the Elastic Constants of Cancellous Bone? J Bone and Mineral Research. 16: 966-7, May 2001.
  • Ipsen BJ, Williams JL, Harris MJ, Schmidt TL: Shear Strength of the Pig Capital Femoral Epiphyseal Plate – An Experimental Model for Human Slipped Capital Femoral Epiphysis Fixation Studies. IMECE2002­32611. Proceedings of IMECE2002 ASME International Mechanical Engineering Congress & Exposition, The American Society of Mechanical Engineers, New York, NY, 2002.
  • Ipsen BJ, Williams JL, Harris MJ, Schmidt TL: Shear Strength of Allograft Bone Screw Fixation in Slipped Capital Femoral Epiphysis. Transactions of the 49th Annual Meeting of the Orthopaedic Research Society. Volume 28: 1243, The Orthopaedic Research Society, Rosemont, IL, 2003.
  • Schneider SB, Ipsen BJ, Williams JL, Schmidt TL, Hamilton JJ: Contribution of the Perichondrial Ring to Shear Strength of the Capital Femoral Epiphysis Before and After Experimental Slip. Transactions of the 49th Annual Meeting of the Orthopaedic Research Society. Volume 28: 1244, The Orthopaedic Research Society, Rosemont, IL, 2003.
  • Laughlin GA, Williams JL, Eick JD: Nonlinear Finite Element Analysis of Dental Composite Curing Behavior. Transactions of the 29th Annual Meeting of the Society for Biomaterials. p.179. Society for Biomaterials, Minneapolis, MN, 2003.
  • Shah AA, Williams JL, Hamilton JJ, Fiorella RM, Amin AR: Microstructural Tensile Properties of Two Different Growth Plates in the Proximal Femora of Calves: A Mechanical and Histological Comparison. Proceedings of the 2003 Summer Bioengineering Conference, pages 1253-4, Key Biscayne, Florida, June 25-29, 2003.
  • Beall III MS, Copley LA, Lankachandra K, Williams JL: Biomechanical and Histological Evaluation of the Fetal Calf Skull as a Model for Testing Halo Pin Designs for use in Children. Proceedings of the 2003 Summer Bioengineering Conference, pages 1161-2, Key Biscayne, Florida, June 25-29, 2003.
  • Datta JC, Amin AR, Williams JL, Hamilton JJ, Schmidt TL: Shear Strength of the Proximal Tibial Tuberosity's Cartilage Bridge. Proceedings of the 2003 Summer Bioengineering Conference, pages 1163-4, Key Biscayne, Florida, June 25-29, 2003.
  • Laughlin GA, Williams JL, Eick JD: An Elasto-Viscoplastic Finite Element Model for Predicting Polymerization Stresses in Light-Activated Dental Composites. IMECE2003-62625, American Society of Mechanical Engineers, Proceedings of IMECE2003 ASME International Mechanical Engineering Congress & Exposition. The American Society of Mechanical Engineers, New York, NY, 2003. Won second place in the bioengineering student Ph.D. paper competition.
  • Galligan JD, Williams JL, Schmidt TL, Hamilton JJ: Contribution of the Perichondrium to Shear Strength after Single Screw Fixation in Slipped Capital Femoral Epiphysis. Transactions of the 50th Annual Mtng of the Orthopaedic Research Society, ORS, Rosemont, IL, 2004.
  • Petrie CS, Williams JL: Comparative Evaluation of Implant Designs: Influence of Diameter, Length, and Taper on Strains in the Alveolar Crest. Poster # 375, Satellite AADR/IADR Poster Session, Sixth World Congress for Oral Implantology, Honolulu, Hawaii, March 5-8, 2004.
  • Petrie CS, Williams JL: The Influence of Implant Diameter, Length and Taper on Strains in the Alveolar Crest Around Osseointegrated Premolar Implants. Proceedings of the Congress. European Society of Biomechanics, ‘s-Hertogenbosch, The Netherlands, July 4-7, 2004.
  • Chuinard CR, Williams JL, Schmidt TL: Torsional Strength of the Femoral Capital Epiphyseal Plate. Transactions of the 5th Combined Meeting of the Orthopaedic Research Societies of The USA, Canada, Europe, and Japan, 3, # 30, Orthopaedic Research Society, Rosemont, IL, 2004.
  • Snyder, RR, Harlan CS, Williams JL, Schmidt TL: Torsional Strength of Single- Versus Double-Screw Fixation in a Model of Slipped Capital Femoral Epiphysis. Transactions of the 51st Annual Mtng of the Orthopaedic Research Society, ORS, Rosemont, IL, 2005.
  • Post ZD, Basran HS, Koreckij JT, Williams JL: Microstructural Finite Element Model of Growth Cartilage Under Tension Based on the Substructuring Approach. 7th International Symposium on Computer Methods in Biomechanics and Biomedical Engineering. Paper # 65. Antibes, France. March 22-25, 2006. [CMBBE2006 (ISBN 0-9549670-2-X)] published in CD format. 
  • Williams JL, Petrie CS: Probabilistic Analysis of The Influence of Bone Properties and Occlusal Loading on Predicted Bone Strains Around a Single Mandibular Implant. 7th International Symposium on Computer Methods in Biomechanics and Biomedical Engineering. Paper # 66. Antibes, France. March 22-25, 2006. [CMBBE2006 (ISBN 0-9549670-2-X)] published in CD format.
  • Gomaa ST, Williams JL: Kinematics of Total Knee Replacement: Indirect Comparison of Virtual Knee Simulation and In Vivo Fluoroscopy During Deep Knee Bending. Transactions of the 53rd Annual Mtng of the Orthopaedic Research Society, Paper #1830.ORS, Rosemont, IL, 2007.
  • Gomaa ST, Williams JL: Tibial Component Posterior Slope Influences Knee Kinematics in Cruciate-Retaining Fixed-Bearing Total Knee Arthroplasty. Transactions of the Sixth Combined Mtg Orthop. Research Societies, Honolulu, HI. Paper#0485. Oct 20-24, 2007. Orthopaedic Research Society, Rosemont, IL, 2007.
  • Gomaa ST, Williams JL: The Effect of Patellar Ligament Coronal-Plane Angle on Kinematics Following Fixed Bearing Cruciate Retaining Total Knee Arthroplast. Transactions of the 54th Annual Mtng of the Orthopaedic Research Society. Paper #1971. ORS, Rosemont, IL, 2008.
  • Williams JL, Gomaa ST: Computational Knee Models of Mobile Bearing Implants Predict Differences in Kinematics During Simulated Squat and Lunge Deep Knee Bending Activities. 8th International Symposium on Computer Methods in Biomechanics and Biomedical Engineering. Paper #99. In press, 2008.
  • Williams JL, Gomaa ST: Traction Forces In Deep Knee Bending Of Rotating Platform Total Knee Implants And Implications For Wear. 17th Meeting of the European Orthopaedic Research Society. April 24-26, 2008. Madrid, Spain.
  • Williams JL, Gomaa ST: Kinematics of Rotating Platform Total Knee Replacements – Does the Position of the Rotating Platform Axis Matter? Paper# 38083, Proceedings of the 3rd Frontiers in Biomedical Devices Conference, ASME, New York, NY.
  • Williams JL: Positioning the Rotational Axis in Rotating Platform Total Knee Arthroplasty to Promote Internal-External Rotation. Poster No. 2081. Transactions of the 55th Annual Meeting of the Orthopaedic Research Society, Volume 34, Orthopaedic Research Society, Rosemont, IL, 2009.
  • Williams JL: Proposed Causation and Treatment of Paradoxical Anterior Translation in Knee Prosthesis Designs. Poster No. 2073. Transactions of the 55th Annual Meeting of the Orthopaedic Research Society, Volume 34, Orthopaedic Research Society, Rosemont, IL, 2009.
  • Gomaa ST, Williams JL: Effect of Tibial Insert Geometry on Kinematics Following Fixed-Bearing Cruciate-Retaining Total Knee Arthroplasty. Paper No. 0191. Transactions of the 55th Annual Meeting of the Orthopaedic Research Society, Volume 34, Orthopaedic Research Society, Rosemont, IL, 2009.
  • Williams JL: Polycentric versus Single Axis Sagittal Femoral Geometry and Paradoxical Anterior Translation in Total Knee Implants. Paper 83011. 4th Frontiers in Biomedical Devices Conference, ASME, New York, NY. 2009
  • Williams JL, Gomaa ST: What Causes Paradoxical Anterior Translation in Total Knee Replacements? Editors: Viceconti, Marco - Cristofolini, Luca - Stagni, Rita (2009) ICCB2009: Book of Abstracts: IV International Congress on Computational Bioengineering including the first European Symposium on Biomedical Integrative Research. In: Proceedings of the International Congress on Computational Bioengineering DEIS, Alma Mater Studiorum, Università di Bologna, Bologna, Italy., p 212, 2009. http://amsacta.cib.unibo.it/2646/
  • Williams JL, Mihalko WM, Sanford BA, Zucker-Levin AR : Simulating Lunge Maneuvers to Predict and Characterize Functional Performance of Total Knee Implants with Varying Degrees of Rotational Malalignment.  9th International Symposium on Computer Methods in Biomechanics and Biomedical Engineering. Valencia, Spain 24-27 Feb 2010.
  • Lemons JE, Mihalko WM, Eberhardt A, Komatsu D, Marinescu R, Williams JL. Retrieval and Analysis of Devices: A New Approach. American Academy of Orthopaedic Surgeons, American Society for Testing and Materials, International.Orthopaedic Device Forum. Scientific Exhibit SE46, 77th Annual AAOS Meeting. Forum Handout.2010.
  • MihalkoWM, Williams JL, Knox DA, Teeter MG, Holdsworth DW: Wear Damage Alters Kinematics and Contact Stresses in a Total Knee Replacement. Paper# 1152. Transactions of the 57th Annual Meeting of the Orthopaedic Research Society, Volume 36, Orthopaedic Research Society, Rosemont, IL, 2011.
  • Mihalko WM, Williams JL: Consequences of Rotational Malalignment in TKA on Kinematics in a Simulated Lunge. Paper #1221. Transactions of the 57th Annual Meeting of the Orthopaedic Research Society, Volume 36, Orthopaedic Research Society, Rosemont, IL, 2011.
  • Sanford BA, Williams JL, Zucker-Levin A, Mihalko WM: Knee Kinematics in ACL Reconstructed Bilateral Squat. Paper # 789, International Society of Biomechanics XXIIIrd Congress, Brussels, Belgium, July 3-7, 2011.http://homepages.ulb.ac.be/~labo/ISB2011/ISB2011_ScientificProgram_files/789.pdf
  • Mihalko W, Lindsey J, Conner D, Knox D, Williams J: Soft Tissue Balancing of TKA Post Mortem Retrievals. Poster #1001. Transactions of the 58th Annual Meeting of the Orthopaedic Research Society Vol. 37, Orthopaedic Research Society, Rosemont, IL, 2012.
  • Sanford BA, Zucker-Levin A, Williams JL, and Mihalko W: Ground reaction force during squat after ACL reconstruction. GCMAS 2012.
  • Sanford BA, Zucker-Levin A, Williams JL, and Mihalko W: Principal component analysis to identify differences in gait kinetics in subjects with ACL reconstruction. Gait & Clinical Movement Analysis Society 2012 Annual Conference, pp 242-243, 2012.
  • Mihalko WM, Lindsey J , Conner D, Palumbo T, Williams JL: Why do TKAs Survive? Soft Tissue Balancing Comparisons of Well Functioning TKA Retrievals. Annual Meeting of the AAOS, 2013.
  • Mihalko WM, Lindsey J , Conner D, Palumbo T, Thompson NB, Williams JL:  Capsular Closure Techniques During Surgery May Affect Knee Stiffness After TKA. Annual Meeting of the AAOS, 2013.
  • Sanford BA, Williams J, Mihalko WM, Zucker-Levin A: Kinematic differences Post ACL Reconstruction. Annual Meeting of the AAOS, 2013.
  • Mihalko WM, Williams J: Computer Modeling May be Able to Predict TKA Kinematics During Surgery. Annual Meeting of the AAOS, 2013.
  • Cartner JL, Takada N, Williams J: In Situ Proximal Femur Positioning and Radiographic Landmark Measurements - How accurate are we? 2013 AAOS Annual Meeting, March 19-23 in Chicago, IL Paper #: 538
  •  Mihalko WM, Lindsey JA, Conner DJ, Palumbo T, Williams JL: Why do TKAs Survive? Soft Tissue Balancing Comparisons of Well Functioning TKA Retrievals. 2013 AAOS Annual Meeting, March 19-23 in Chicago, IL, Paper #: 9.
  • Sanford B, Williams J, Zucker-Levin A, Mihalko W: Peak Hip and Knee Force during Gait after ACL Reconstruction. Gait & Clinical Movement Analysis Society 2013 Annual Conference, May 14-17, 2-13.
  • Sanford BA, Williams JL, Zucker-Levin A, Mihalko WM: Tibiofemoral Joint Forces during the Stance Phase of Gait after ACL Reconstruction. 11th International Symposium on Computer Methods in Biomechanics and Biomedical Engineering, April 3-6, 2013.
  • Parker AC, Goodhart JM, Phung T-C, Williams J, Bumgardner JD: Biomaterial Implant Design Competition for High-School Students. Society for Biomaterials Conference Education Division, 2013.
  • Cartner JL, Takada N, Williams J : In Situ Proximal Femur Positioning And Radiographic Landmark Measurements – How Accurate Are We? Abstract: #3807. 29th Annual Meeting of the Orthopaedic Trauma Association, October 9 - 12, 2013, at the JW Marriott Desert Ridge, Phoenix, AZ.
  • Woodard EL, Hebert CT, Williams JL, Crockarell JR, Mihalko WM:,Biomechanical Validation of Medial Pie Crusting for TKA Soft Tissue Balancing. Poster #: 1726. 60th Annual Meeting of the ORS, March 15-18 at the Hyatt Regency New Orleans, 2014.
  • Woodard EL, Hebert CT, Williams JL, Thompson N, Mihalko WM: Does Capsular Repair Technique Affect Laxity in TKA? Poster #: 831. 60th Annual Meeting of the ORS, March 15-18 at the Hyatt Regency New Orleans, 2014.
  • Huffman KD, Sanford B, Williams J, Zucker-Levin A, Mihalko W Increased Hip Abduction in High BMI Subjects in Sit-to-Stand. Gait & Clinical Movement Analysis Society 2014 Annual Conference.
  • Woodard E, Mihalko W, Williams J, Crockarell J: Biomechanical Validation of Medial Pie Crusting for TKA Soft Tissue Balancing, J Bone Joint Surg 95-B: (SUPP 34) 589, 2013.
  • Woodard E, Mihalko W, Williams J: Is TKA Wear Related to Laxity and Surgical Alignment? J Bone Joint Surg 95-B: (SUPP 34) 206, 2013.
  • Woodard E, Mihalko W, Crockarell J, Williams J: Does Capsular Repair Technique Affect Laxity in TKA? J Bone Joint Sur 95-B: (SUPP 34) 590, 2013.
  • Mihalko WM, Williams JL: Computer Modeling to Predict Effects of Implant Malpositioning During TKA. Orthopedics 33 (10/Supplement):  71-75, 2010.
  • Williams JL, Knox DA, Teeter MG, Holdsworth DW, Mihalko WM: Evidence that In Vivo Wear Damage Alters Kinematics and Contact Stresses in a Total Knee replacement. Journal of Long-Term Effects of Medical Implants 20(1):45-50, 2010.
  • Lindsey JA, Conner D, Godleski P, Perkinson B, Mihalko WM, Williams JL: Patellar Button Wear Patterns in Well-Functioning Total Knee Arthroplasty Retrievals. Journal of Long-Term Effects of Medical Implants 20(1): 75-81, 2010.
  • Mihalko WM, Creek AT, Mary MN, Williams JL, Komatsu DE: Mechanoreceptors Found in a Posterior Cruciate Ligament from a Well Functioning Total Knee Arthroplasty Retrieval. J Arthroplasty. 26(3): 504.e9-504.e12, April 2011.
  • Mihalko WM, Conner DJ, Benner R, Williams JL: How Does TKA Kinematics Vary With Transverse Plane Alignment Changes in a Contemporary Implant? Clin Orthop Relat Res 470:186–192, 2012.
  • Sanford BA, Zucker-Levin AR, Williams JL, Mihalko WM, Jacobs EL: Principal component analysis of knee kinematics and kinetics after anterior cruciate ligament reconstruction. Gait Posture. 2012 Jul; 36(3):609-13. Epub 2012 Jul 6.
  • Mihalko WM, Williams JL: Total knee arthroplasty kinematics may be assessed using computer modeling: a feasibility study. Orthopedics (impact factor: 0.59); 35(10):40-4, 10/2012.
  • Williams JL, Gomaa ST: Using multibody dynamics to design total knee replacement implants. Computational Biomechanics for Medicine (CBM 7): MICCAI 2012 Workshop Proceedings Computational Biomechanics for Medicine VII, pp144-154, In: Computational Biomechanics for Medicine – Models, Algorithms and Implementation. Eds. Wittek A, Miller K, Nielsen PMF. Springer NY. ISBN 978-1-4614-6350-4, May, 2013.
  • Sanford BA, Williams JL, Zucker-Levin, AR, Mihalko WM: Tibiofemoral joint forces during the stance phase of gait after ACL reconstruction. Open Journal of Biophysics, 3, 277-284, 2013 http://dx.doi.org/10.423/ojbiphy.2013.34033
  • Sanford BA, Williams JL, Zucker-Levin, AR, Mihalko WM: Hip, knee and ankle joint forces in healthy weight, overweight and obese individuals during walking. Computational Biomechanics for Medicine (CBM 8): MICCAI 2013 Workshop Proceedings Computational Biomechanics for Medicine VIII, pp 101-111, In: Computational Biomechanics for Medicine - Fundamental Science and Patient-specific Applications. Doyle B, Miller, K., Wittek A, Nielsen PMF (Eds.) Springer NY, ISBN 978-1-4939-0744-1. May 2014. Springer Best Paper Award.
  • Goodhart J.M, Cooper JO, Smith RA, Williams JL, Haggard WO, Bumgardner JD: Design and Validation of a Cyclic Strain Bioreactor to Condition Spatially-Selective Scaffolds in Dual Strain Regimes. Processes 2:345-360, 2013. doi:10.3390/pr2020345.
  • Gao J, Williams JL, Roan E: On the state of stress in the growth plate under physiologic compressive loading. Open Journal of Biophysics, 4, 13-21, 2014, http://dx.doi.org/10.4236/ojbiphy.2014.41003.
  • Woodard E, Williams JL, Mihalko MW: Laxity Differences in Cruciate Retaining and Posterior Stabilized Total Knee Arthroplasty. International Society for Technology in Arthroplasty 27th Congress, 2014.
  • Sanford BA, Williams JL, Zucker-Levin AR, Mihalko WM:  Peak Hip, Knee and Ankle Joint Forces During Gait After Total Knee Arthroplasty. International Society for Technology in Arthroplasty 27th Congress, 2014.
  • Sanford BA, Williams JL, Huffman KL, Zucker-Levin AR, Mihalko WM: Tibio-Femoral Rotation During Sit-to-Stand Activity After Total Knee Arthroplasty. International Society for Technology in Arthroplasty 27th Congress, 2014.
  • Mihalko WM, Hebert CT, Woodard E, Crockarell J, Williams JL: Biomechanical Validation of Medial Pie Crusting for Soft-Tissue Balancing in Knee Arthroplasty. The Journal of Arthroplasty. Volume 30, Issue 2, Pages 296–29, 2014.  http://dx.doi.org/10.1016/j.arth.2014.09.005.
  • Bomar B, Mullins M, Rawson M, Williams JL, Haggard WO, Anderson A: Toy Car Adaptor Kit for Mobility Impaired Children of Ages 1-3. Proceedings of the 2014 World Congress of Biomechanics Paper WCB2014-14A1513.
  • Huffman KD, Sanford BA, Williams JL, Zucker-Levin AR, Mihalko WM: Increased Hip Abduction in High Body Mass Index Subjects in Sit-to-Stand. Gait & Posture (2015). http://dx.doi.org/10.1016/j.gaitpost.2015.01.014
  • Gao J, Roan E, Williams JL. Zonal and Regional Variations in Growth Plate Chondrocyte Deformation under Compression as Predicted by 3D Multiscale Simulations. Orthopaedic research Society 2015, March 28-31, 2015
  • Gao J, Roan E, Williams JL. Growth Plate Chondrocyte Biomechanics and Mechanobiology: A Multi-Scale Study. Orthopaedic research Society 2015, March 28-31, 2015
  • Hebert CT, Assaf D, Zucker-Levin A, Richey P, Williams JL, Stephens B and Mihalko WM. The Effect of Altering Lumbar Lordosis on Pelvic Tilt: The Role of the Hamstrings. Gait and Clinical Movement Analysis Society 2015
  • Hebert C, Assaf D, Zucker-Levin A, Richey P, Williams JL, and Mihalko WM. Can Spinal Measures be Obtained from a Motion Capture Marker Set? Comparison to Radiographic Measures. Gait and Clinical Movement Analysis Society 2015
  • Palumbo TR, Williams JL, Sanford BA, Zucker-Levin AR, Mihalko WM: Effects of Body Mass Index on Joint Mechanics During Stair Descent. Gait and Clinical Movement Analysis Society 2015
  • Duncan, E, Jeanes C, Martorano M, Perrone R, Bowlin GR, Williams JL, Anderson S: The Tension Assisted Device: An Orthotic Alternative to High Tone Plantar Flexion. Summer Biomechanics, Bioengineering and Biotransport Conference, 2015.
  • Fetz AE, Masters EA, Patel RM, Ozrail AM, Williams J, Bowlin G, Brown M: Intra-Hospital Assistive Transportation Device for Mechanically Ventilated Pediatric Patients. SB3C2016. Summer Biomechanics, Bioengineering and Biotransport Conference, 2016.
  • Perrone R, Williams JL: Development of the Mammillary Processes of the Capital Femoral Epiphysis. Orthopaedic Research Society 2017, Poster 1633, March 19-22, 2017.
  • Vendra BB, Roan E, Williams J: Analysis of Chondron Deformation During Physiologic And Hyper-physiologic Compression Of The Growth Plate. Orthopaedic Research Society Poster 0432, March 19-22, 2017.
  • Davis K, Sanford BA, Williams JL, Zucker-Levin A. Quantifying Joint Coordination in Anterior Cruciate Ligament-Reconstructed Individuals, Gait and Clinical Movement Analysis Society 2017.
  • Kazemi M and Williams JL: Elemental And Histological Study Of The Growth Plate Reserve Zone-subchondral Bone Interface. POSTER #: 2125. Orthopaedic Research Society 2018 Annual Meeting, New Orleans, Louisiana, March 10-13, 2018.
  • Kazemi M and Williams JL: Computational study of cell-matrix interactions in different locations of growth plate reserve zone cartilage. 16th International Symposium on Computer Methods in Biomechanics and Biomedical Engineering. Columbia University, NY, NY. Aug 2019.
  • Thamizharasan Gautam, Russel Alexandra, Beinkampen Jack, Holtrop Joseph, Williams John, Sajja Aaryani. Magnetic Resonance Elastography Phantoms to Mimic Liver Tissue Stiffness and Validation with Uniaxial Compression Test. BMES 2019.
  • Kazemi M, Bhatti FUR, Cho H and Williams JL: Snapshot of tissue property changes with age in porcine hip cartilage and subchondral bone POSTER #: 2336. Orthopaedic Research Society 2020 Annual Meeting, Phoenix, AZ, Feb 8-10, 2020.
  • Kazemi M, Williams JL: The effect of permeability boundary conditions on the reserve zone chondrocyte subjected to different loading rates. SB3C2021 Summer Biomechanics, Bioengineering and Biotransport Conference. June 14-18,2021,Virtual.