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William Stiers, Ph.D., M.A.

William Stiers, Ph.D., M.A.

Headshot of William Stiers
  • Associate Professor of Physical Medicine and Rehabilitation


Adjustment to Chronic Illness, Brain Injury Rehabilitation, Cognitive Rehabilitation, Neurologic Rehabilitation, Neuropsychology, Physical Medicine and Rehabilitation, Psychologist, Rehabilitation Psychology, Stroke Rehabilitation more

Research Interests

Rehabilitation Psychology; Neuropsychology; Brain Injury Rehabilitation; Measurement of training outcomes more

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The Johns Hopkins Hospital (Main Entrance)

Appointment Phone: 443-997-5476
1800 Orleans St.
Sheikh Zayed Tower
Baltimore, MD 21287 map
Phone: 443-444-4710 | Fax: 443-769-1243

Johns Hopkins Bayview Medical Center

Appointment Phone: 443-997-5476
4940 Eastern Avenue
Baltimore, MD 21224 map


Dr. Williams Stiers is an Associate Professor of Physical Medicine and Rehabilitation at the Johns Hopkins University School of Medicine. He is a fellowship-trained rehabilitation psychologist and neuropsychologist who specializes in the clinical evaluation and treatment of persons with brain injuries and physical disabilities. He is a licensed psychologist.

Patients are referred to Dr. Stiers for the assessment, diagnosis and treatment of brain-related injury or illness, including cognitive problems and difficulty with thinking and memory, emotional problems and adjustment issues, difficulty with daily function/activities, and problems with behavior and self management.

Dr. Stiers completed his doctoral degree in counseling psychology at Northwestern University, and then worked as a Senior Research Health Scientist in Health Services Research at the Department of Veterans Affairs. His work there involved health services outcomes research, program evaluation and multisite clinical trials. He later completed a two-year post-doctoral clinical fellowship in Rehabilitation Psychology and Neuropsychology at the University of Michigan, and then served in the Department of Rehabilitation Medicine at the University of Kansas Medical Center.

His research interests include the education and training of rehabilitation professionals and measurement of training program outcomes.

He has published 27 journal manuscripts, nine book chapters, one book, 16 refereed national conference presentations and 13 invited national and international conference presentations. He has also received more than $4.5 million in grant funding.

Dr. Stiers served on the Institute of Medicine study group Gulf War and Health, Volume 7: Long-term Consequences of Traumatic Brain Injury. He has served as a grant reviewer and study section member for the Department of Veterans Affairs Rehabilitation Research and Development and the National Institute for Disability and Rehabilitation Research. He has served as an editorial board member for Rehabilitation Psychology and The Clinical Neuropsychologist, and as an ad-hoc manuscript reviewer for Archives of Physical Medicine, Journal of Head Trauma Rehabilitation and Journal of Gerontology: Social Sciences. He was an item writer for the Examination for Professional Practice in Psychology. He was selected as a Fulbright Senior Specialist.

He has served as President of the American Psychological Association Division 22 Rehabilitation Psychology, President of the Council of Specialties in Professional Psychology, Inaugural Chair of the Council of Rehabilitation Psychology Postdoctoral Training Programs, and Chair of the Rehabilitation Psychology Specialty Council. He is a Fellow of the American Psychological Association. more


  • Associate Professor of Physical Medicine and Rehabilitation

Departments / Divisions



  • University of Michigan Health System (1993)

Board Certifications

  • American Board of Professional Psychology (Clinical Neuropsychology) (2018)
  • American Board of Professional Psychology (Rehabilitation Psychology) (2000)

Research & Publications

Selected Publications

View all on PubMed

Stiers W, Stucky K. A survey of training in rehabilitation psychology practice in the United States and Canada: 2007. Rehabilitation Psychology. 2008; 53(4):536-543

Stiers W, Hanson S, Turner A, Stucky K, Barisa M, Brownsberger M, Van Tubbergen M, Ashman T, Kuemmel A. Guidelines for Postdoctoral Training in Rehabilitation Psychology. Rehabilitation Psychology. 2012;57(4):267–279

Stiers W, Barisa M, Stucky K, Pawlowski C, Van Tubbergen M, Turner A, Hibbard M, Caplan B. Guidelines for Competency Development and Measurement in Rehabilitation Psychology Postdoctoral Training. Rehabilitation Psychology, 2015;60(2):111-122

Stiers W. Teaching the foundational principles of rehabilitation psychology. Rehabilitation Psychology, 2016;61(1):54-64

Stiers W, Stucky K. A survey of postdoctoral training in rehabilitation psychology in the United States and Canada: 2019. Rehabilitation Psychology, 2022;67(3):251-261

Activities & Honors


  • Approved for candidacy on the Fulbright Specialists Roster, 2009
  • President, American Psychological Association Division of Rehabilitation Psychology, 2010
  • Lifetime Achievement Award, Division of Rehabilitation Psychology, American Psychological Association Division of Rehabilitation Psychology, 2017
  • President, Council of Specialties in Professional Psychology
  • Chair, Rehabilitation Psychology Specialty Council
  • Chair, Council of Rehabilitation Psychology Postdoctoral Training Programs
  • Fellow, American Psychological Association


  • American Psychological Association (APA)
  • APA Division of Neuropsychology
  • APA Division of Rehabilitation Psychology
  • National Register of Health Service Providers in Psychology

Professional Activities

  • Board Certified in Rehabilitation Psychology, American Board of Professional Psychology, 2001
  • Item writer, Examination for Professional Practice in Psychology, 1999
  • President, Division of Rehabilitation Psychology, 2007 - 2008
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