Physical Therapy and Rehabilitation Science

H. John Yack, PT, PhD


Associate Professor (Tenured 7/1/99)
Associate Professor of Physical Therapy and Rehabilitation Science

Contact Information

Primary Office: 1-243 Medical Education Building
Iowa City, IA 52242
Phone: 319-335-9802

Web: Orthopedic Gait Analysis Laboratory


BS, Occupational Therapy, University of New Hampshire
Certificate, Physical Therapy, Northwestern University Medical School
MS, Physical Therapy, University of North Carolina
PhD, Biomechanics, University of Waterloo

Licensure and Certifications

Licensed Physical Therapist
Licensed Physical Therapist
Licensed Physical Therapist, Iowa
Licensed Physical Therapist, North Carolina
Registered Occupational Therapist

Research Summary

Three dimensional modeling of the lower limb as it relates to: ACL injury and rehabilitation; total knee arthroplasty design/rehabilitation; total hip arthroplasty design/rehabilitation; foot pathology and compensatory strategies; children with neuromuscular dysfunctions; prosthetic function in patients with amputations.

Selected Publications

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Elkins J, Daniel M, Pedersen D, Singh B, Yack H, Callaghan J, Brown T.  Morbid obesity may increase dislocation in total hip patients: a biomechanical analysis..  Clin Orthop Relat Res.  2013 March. 471(3):971-80.

Segal N, Boyer E, Teran-Yengle P, Glass N, Hillstrom H, Yack H.  Pregnancy leads to lasting changes in foot structure.  Am J Phys Med Rehabil.  2013 March. 92(3):232-40.

Date Last Modified: 06/06/2016 - 13:17:48