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Meet Our Faculty

Robin Hanks portraitRobin Hanks, Ph.D., ABPP-ABCN is the Chief of Rehabilitation Psychology & Neuropsychology at the Rehabilitation Institute of Michigan and is also the Director of Training for the predoctoral and postdoctoral training program in Clinical Neuropsychology. She is a Professor of Physical Medicine and Rehabilitation in the Wayne State University School of Medicine and an Adjunct Professor of Psychology in the Wayne State University School of Science. She received her Ph.D. in 1996 from the Department of Psychology at Wayne State University, completed her APA approved internship at Long Island Jewish Medical Center, and completed a postdoctoral fellowship in the Department of Physical Medicine at the University of Washington School of Medicine in Seattle, WA.

Dr. Hanks leads the outpatient clinical neuropsychology rotation at the downtown (main campus) and has research interests in the areas of traumatic brain injury; neuropsychological assessment; emotional adjustment post brain injury; long-term cognitive and functional outcome in rehabilitation populations.


faculty vangelStephen Vangel, Ph.D. provides neuropsychological and psychological services at the downtown (main campus) and Novi campus. Dr. Vangel obtained his Ph.D. from Wayne State University in 1996 and completed his APA approved internship at the John Dingell V.A. Hospital in Detroit. He is an Assistant Professor of Physical Medicine and Rehabilitation at the Wayne State University School of Medicine.

Dr. Vangel is also a "behavioral specialist" at the Rehabilitation Institute of Michigan. Dr. Vangel's clinical and research interests are in the areas of behavioral factors in injury recovery and disability, factors affecting interdisciplinary team functioning, family adjustment to trauma, and validity and clinical utility of neuropsychological tests.


Dr_GolaThomas J. Gola, Ph.D., is a staff neuropsychologist for the PM&R service at the Rehabilitation Institute of Michigan and an assistant professor of Physical Medicine and Rehabilitation at the Wayne State University School of Medicine. Dr. Gola also conducts outpatient neuropsychological assessments for patients presenting with traumatic brain injury, stroke, dementia, or other conditions impacting cognition.  Dr. Gola received his Ph.D. from Wayne State University in 1994. He has published in the area of performance validity assessment, traumatic brain injury, and dementia. In addition to neuropsychology, Dr. Gola has wide experience in Behavior Analysis and Therapy. He has special interests in behavior management of chronic pain and behavioral systems analysis. Dr. Gola has been involved with the forensic aspects of neuropsychology and traumatic brain injury. His current research interests lie with ecological validity of current neuropsychological instruments, intra-individual variability of neuropsychological performance, and advancing computer-aided simulations as neuropsychological methods.
Tayna Sherman

Tanya E. Sherman, Ph.D., ABPP-ABCN, is a staff neuropsychologist providing neuropsychological and psychological services at the RIM Detroit campus. Dr. Sherman graduated with her doctorate from Wayne State University (WSU) in 2004 after completing an APA approved internship at the Ann Arbor VA Medical Center. She then completed post-doctoral training in clinical neuropsychology at the Rehabilitation Institute of Michigan. She has previously been on faculty as an assistant professor in the Physical Medicine and Rehabilitation Departments at WSU Medical School and Johns Hopkins School of Medicine. Dr. Sherman’s research interests are in the areas of multiple sclerosis, including awareness of deficit, patient and caregiver quality of life, and neuropsychological aspects of acquired brain injury.


Rachel KeelanRachel E. Keelan, Ph.D., provides outpatient neuropsychological and rehabilitation psychology services at the Rehabilitation Institute of Michigan (RIM) downtown main campus. She is also the primary provider of these services at the RIM Sterling Heights campus. She obtained her doctorate from Wayne State University in 2016 and subsequently completed an APA-accredited internship and APPCN post-doctoral residency at the James A. Haley Veterans’ Hospital in Tampa, Florida. Dr. Keelan has worked at the Mary Free Bed Rehabilitation Hospital prior to joining the faculty at RIM in 2019.

Dr. Keelan’s primary clinical and research interests include cognitive and emotional factors across stages of traumatic brain injury (TBI) recovery, improving functional outcomes following acquired brain injury, caregiver transitions after neurologic diagnoses, dementia and aging, and neuropsychological assessment and performance validity. 


Summar Reslan, Ph.D.Summar Reslan, Ph.D., ABPP-ABCN is the staff neuropsychologist for the inpatient neuroscience unit at the Rehabilitation Institute of Michigan main campus and also provides outpatient neuropsychological and psychotherapy services. Dr. Reslan graduated with her doctorate from Eastern Michigan University in 2014 after completing an APA approved internship at the John D. Dingell VA Medical Center in Detroit, MI. She then completed an APPCN post-doctoral residency in clinical neuropsychology and rehabilitation psychology at the Rehabilitation Institute of Michigan. Dr. Reslan’s research interests are in the areas of traumatic brain injury, traumatic brain injury outcomes (e.g., alcohol use), emotional adjustment following traumatic brain injury (e.g., experience of anger and aggression), and neuropsychological assessment and performance validity. In addition to neuropsychology, Dr. Reslan has clinical and research experience in the areas of third-wave behavioral therapies, eating-and weight-related disorders (e.g., binge eating and obesity), bariatric surgery outcomes, addictive disorders, and the interaction of addictive and eating behaviors.


lake-allisonAllison Lake, Ph.D. is a staff neuropsychologist for the Spinal Cord Injury Rehabilitation Unit at the Rehabilitation Institute of Michigan. Dr. Lake completed her doctoral work at Indiana University and her internship at the VA Ann Arbor Healthcare System. She completed a postdoctoral residency in clinical neuropsychology at the Indiana University School of Medicine prior to joining the faculty at RIM. In addition to her work on the inpatient unit, she also provides outpatient neuropsychological services. Her clinical and research interests include emotion dysregulation, externalizing psychopathology, and evidence-based clinical training.