Don is a graduate of the University of Southern California, where he obtained a Master’s Degree in Physical Therapy in 1981. He is a board certified orthopedic clinical specialist, certified by the American Board of Physical Therapy Specialties. He has over thirty years of clinical experience emphasizing manual therapy, and currently is in independent practice in Jacksonville, Oregon. Don is an accredited member of the Mulligan Concept Teachers Association and served as Regional Manager in North America from 1999-2013. He has assisted Brian Mulligan on courses since 1994, and has been the principal instructor in postgraduate manual therapy courses since 1998 throughout the United States and Canada.