History is the essence of innumerable biographies.

~ Thomas Carlyle

The following biographies highlight the men and women who over time have contributed to the establishment, growth and development of the physician assistant profession. These are individuals whose contributions have helped shape the way physician assistants are educated, utilized, organized, evaluated, promoted and integrated into the American Health Care System and throughout the world.

To appear in this biographical section, a nominee must have made a contribution or contributions to the physician assistant profession judged to be significant in a way that is unique, pioneering or exemplary. The nature of those contributions may include, but need not be limited to, the following:

  • Helped develop the educational, accreditation, legal and certification framework that is unique to the PA profession
  • Contributed significant time, labor and leadership to a national organization thus enabling that organization to serve the best interest of PAs, PA educators and students
  • Authored books or articles that added significantly to the body of published works on physician assistants and the delivery of health care by teams
  • Recognized by peers in the health professions as one who has provided exemplary clinical, community and humanitarian service through special recognition awards and published acknowledgments
  • Served on health policy making bodies, work force study groups, international health alliances and health-related agencies to share with others knowledge about the PA profession
  • Made significant contributions to the education and mentoring of PA students and the continuing education and evaluation of graduate physician assistants
  • Pioneered the development of a new field for physician assistants in a health care specialty or practice setting

Please submit the following documentation to the PAHx for consideration: a CV or resume, or a completed Biographical Sketch Form. Please Contact us us should you have an individual who you believe should be recognized by the Society.


Richard Muma, PhD, MPH, PA-C

Richard “Rick” Muma, PhD, MPH, PA-C, was named the 15th president of Wichita State University on May 6, 2021. He is the first physician assistant to become the president of a university. He has more than 30 years of experience as a professor, administrator, and PA in internal medicine and infectious d

Olsen, Marilyn

Marilyn Olsen, MHS, PA-C, found her calling in the field of nephrology as soon as she graduated from PA school in 1998. She has held numerous leadership positions in the Student Academy of the American Academy of PAs (AAPA) and in the American Academy of Nephrology PAs. Olsen has contributed to the field of nephrology by being involved in numerous clinical trials and also ...

Theresa Horvath, MPH, M.Phil., PA-C Emeritus, DFAAPA

Theresa V. Horvath, MPH, MPhil PA-C Emeritus, DFAAPA, has always been interested in urban health. It was for that reason that she chose the (then) CCNY Sophie Davis PA Program at Harlem Hospital, a historic prog


Katherine Thompson, PA-C

Katherine “Katie” Thompson, PA-C, personifies the flexibility and opportunities that the physician assistant (PA) profession offers in clinical, academic and leadership roles.  Since graduating from the University of Washington’s Northwest MEDEX PA Program in 2016, she has practi