Dr. Rich received his DC degree from Northwestern College of Chiropractic and then completed a three-year fulltime imaging residency. After passing the board-certification examinations, he accepted a position as an Assistant Professor in the Clinical Sciences Department at Northwestern.

While at Northwestern, he lectured extensively for the imaging and continuing education departments, provided imaging consultation for the campus based film interpretation service, and treated patients in the University Health Service. In 1999 he was honored as Northwestern's Teacher-of-the-Year.

In 2003 Dr. Rich accepted a position at National University of Health Sciences as the Director of the Department of Diagnostic Imaging. He was also Faculty Director for the Imaging Residency Program and Director of the National MRI Center. 

Dr. Rich re-joined the faculty of NWHSU in September 2005. He enjoys his time lecturing and spending time "in the dark" interpreting imaging studies. In his free time he spends time with his wife and nine children and serving in the local church.

Timothy Stark, MPhil, DC, DACBSP, ICCSP, CSCS, EMT, FICC originally from North Dakota, completed a bachelors degree in 1990 at North Dakota State University in Exercise Physiology and then went on to Northwestern College of Chiropractic where he completed his DC degree and subsequently pioneered an American residency in the specialty of Sports Injuries and Rehabilitation.

He practiced in West Fargo, ND for almost ten years before moving his family to Australia to assist with the development of a new chiropractic program at Murdoch University. This new School of Chiropractic and Sports Science allowed opportunities to instruct Physical Rehabilitation, Clinical Orthopedics, Clinical Neurology, Physiotherapeutics and Applied Clinical Nutrition courses.  He was also the Chair of the post-graduate and graduate program including the Masters of Sports Science.  While in Australia, he contributed to the development of a sister program in Japan.

His publications are on the topics of physical rehabilitation and strength and conditioning.  His current research efforts are directed toward Human Performance and Rehabilitation and addressing specifically recovery, injury prevention and performance enhancement.

In the last five years he has transitioned from being a full-time lecturer and Chair of the Clinical Sciences Department at National University of Health Sciences, to the Dean of the College of Chiropractic at Northwestern Health Sciences University (NWHSU), and now is the Director of the Human Performance Center at NWHSU.  

He coordinated the post-graduate educational programs at NWHSU for the specialties of Sports Chiropractic and Physical Rehabilitation for the past twenty years. He is also the Chair of Education Commission for the Federation of International Sports Chiropractic (FICS).

In 2017, Dr. Stark was awarded by the American Chiropractic Association (ACA) the Academician of the Year and by the ACA Sports Council the Sports Chiropractor of the Year.