He teaches in the Doctor of Physical Therapy program and is graduate faculty in the SHRS PhD program in Rehabilitation Science. His current areas of research include the investigation of postural control in older adults, with an emphasis on studying neural and biomechanical control of step initiation. His work has been funded by NIA, NIDCD, and the University of Pittsburgh Older Americans Independence Center. He has served on NIH ad hoc study sections, a VA Merit Review Panel, as well as other grant review panels (Foundation for Physical Therapy Research). He has participated in the training of 21 pre-doctoral students (6 as primary mentor). His clinical practice focuses on the treatment of individuals with balance and vestibular disorders.