mfb-logo-stuck

Looking for information about the Postdoctoral Residency at Mary Free Bed? Click here. 

Below is information about the psychologists at Mary Free Bed Rehabilitation Hospital.


Luke Anderson, Ph.D.

Luke AndersonDr. Anderson earned his Ph.D. in clinical psychology from Fuller Theological Seminary and completed his neuropsychology pre-doctoral internship at Hamilton Health Sciences/McMaster University in 2015. He completed his post-doctoral residency in neuropsychology at Mary Free Bed in 2017. He worked as a staff neuropsychologist at Bronson Neuroscience Center in Kalamazoo before returning to Mary Free Bed in 2019.

Dr. Anderson’s clinical interests include the neuropsychological evaluation of adult and geriatric patients with a wide range of neurological and neurodegenerative conditions, including concussion, traumatic brain injury, stroke, multiple sclerosis, Parkinsonian disorders, mild cognitive impairment and dementia.


Beth Blackbird, Psy.D., ABPP(RP)

Dr. Blackbird, who joined Mary Free Bed in 2001, is board-certified in Rehabilitation Psychology by the American Board of Professional Psychology. She is a member of Division 22 of the American Psychological Association. Her special interests include working with patients and families dealing with spinal cord injury, cancer, stroke, neuromuscular/neurodegenerative disorders, dementia and acquired brain injury. Her focus is on helping people develop resilience and coping strengths in the face of trauma, disability and other major life transitions.

Dr. Blackbird did therapy and diagnostic practicums at the Shirley Ryan Ability Lab (formerly the Rehabilitation Institute of Chicago) and at the University of Chicago, Billings Hospital. She completed her internship at Illinois Masonic Medical Center in Chicago and her fellowship at Magee Rehabilitation Hospital and Hahnemann University Hospital in Philadelphia.


Jacobus Donders, Ph.D., ABPP

Dr. Donders is chief psychologist at Mary Free Bed. He joined Mary Free Bed in 1988. He is board-certified by the American Board of Professional Psychology in clinical neuropsychology, rehabilitation psychology and pediatric clinical neuropsychology. He is the associate editor of the journals Child Neuropsychology and Archives of Clinical Neuropsychology. He also serves on the editorial boards of several other journals, and on the board of directors of the American Board of Clinical Neuropsychology. He has more than 100 publications in peer-reviewed journals.

Dr. Donders is a fellow of the National Academy of Neuropsychology and of Divisions 40 (society for clinical neuropsychology) and 22 (rehabilitation psychology) of the American Psychological Association. He has received national recognition for his work from the American Board of Rehabilitation Psychology (Diller Award, 2012) and the National Academy of Neuropsychology (Reitan Award, 2019.)


Roger Erickson, Ph.D.

Dr. Erickson joined Mary Free Bed in 2016. He earned a doctorate in clinical psychology from Fuller Theological Seminary and completed three years of specialized post-doctoral training. He first completed a one-year pediatric psychology post-doctoral fellowship through the University of Arkansas for Medical Sciences, a training program that included working with patients with chronic medical conditions and developmental disabilities, and specialized interdisciplinary training through the Leadership and Education in Neurodevelopmental Disabilities program. He also completed a two-year fellowship in pediatric rehabilitation psychology and neuropsychology through the University of Michigan Health System, Department of Physical Medicine and Rehabilitation.

Dr. Erickson is on the inpatient pediatric rehabilitation team and outpatient day rehabilitation program, helping children and their families cope and adjust to hospitalization and medical illness and injury.


Timothy Gruppen, Psy.D.

Dr. Gruppen joined Mary Free Bed in 2013. He completed his undergraduate degree at Calvin College and earned his MA and Psy.D. in clinical psychology from Wheaton College. He completed his pre-doctoral internship at Meier Clinics in Wheaton, Ill. He began working in the rehabilitation field at Methodist Rehabilitation Center in Jackson, Miss., during his post-doctoral training.

Dr. Gruppen enjoys working with people with a wide variety of rehabilitation concerns, including stroke, spinal cord injury, brain injury, concussion and oncology. He is a member of Division 22 of the American Psychological Association.


Catherine Kaneti, Psy.D.

Dr. Kaneti has worked in the rehabilitation field since 1997. She holds degrees from the University of Illinois and Chicago School of Professional Psychology. She completed her internship at Oak Forest Hospital in Oak Forest, Ill., and her post-doctoral residency at Marianjoy Rehabilitation Hospital in Wheaton, Ill. She has worked with people who have experienced head injuries, spinal cord injuries, strokes and a variety of other neurological conditions.

She has worked at Mary Free Bed since 2005.


Maggie Travin, MA, LLP, LPC

Maggie TravinMaggie joined Mary Free Bed in 2016. She completed her undergraduate degree at the University of Michigan and earned her master’s degree in clinical psychology from the Chicago School of Professional Psychology. Maggie has served patients with developmental and acquired disabilities in a variety of positions since 2010. She began working in the rehabilitation field with University of Michigan’s Spinal Cord Injury Modeling Systems in 2013 and has continued her work in both research and clinical capacities.

Her interests include cancer rehabilitation, post-concussion, spinal cord injury, and trauma assessment and treatment.


Jessica Tsou, Psy.D.

Dr. Tsou joined Mary Free Bed Rehabilitation Hospital as a staff psychologist in 2016. She received her undergraduate degree from the University of Illinois Urbana-Champaign, and her doctoral degree in clinical psychology from Nova Southeastern University. She completed her pre-doctoral internship at Broward Health Medical Center, and her post-doctoral fellowship in neurorehabilitation psychology at the University of Kansas Medical Center.

Her interests include assessment and treatment of adults with traumatic brain injury, stroke, spinal cord injury and medical complexities.


Kate Wilson, Ph.D., ABPP

Dr. Wilson obtained her Ph.D. from the University of Nebraska-Lincoln in 2009 and her internship at Oregon Health Science University’s Child Development and Rehabilitation Center, a LEND program. She completed her post-doctoral residency at Mary Free Bed in 2011. Dr. Wilson worked with the pediatric acute and rehabilitation teams at Wake Med in Raleigh, N.C., before returning to Mary Free Bed in 2017.

Her primary interests include the neuropsychological assessment of children and adolescents with neurological and developmental concerns, such as traumatic brain injury, concussion, spina bifida and sickle cell disease, as well as working with underserved populations.


Christopher Zachar-Tirado, Psy.D.

Christopher TiradoDr. Zachar-Tirado joined Mary Free Bed Rehabilitation Hospital in 2019 as a neuropsychology postdoctoral resident. He holds a master’s degree from the Chicago School of Professional Psychology and earned his doctoral degree in clinical psychology from Nova Southeastern University. He completed his pre-doctoral internship at the VA Illiana Health Care System in Danville, Ill.

His interests include the neuropsychological assessment of adults with neurological concerns, such as traumatic brain injury, stroke, epilepsy, neurodegenerative diseases and concussion. He also enjoys working therapeutically with those who have a variety of rehabilitation concerns. He’s a member of Divisions 22 and 40 of the American Psychological Association as well as the Hispanic Neuropsychological Society.


Rachel Zachar-Tirado, Psy.D.

Rachel Zachar-TiradoDr. Zachar-Tirado received her Psy.D. from Nova Southeastern University in 2019 and completed her pre-doctoral internship at VA Illiana Health Care System. She joined Mary Free Bed in 2019 for her post-doctoral residency in lifespan rehabilitation neuropsychology.

Her primary interests include concussion, traumatic brain injury, dementia, LGBTQ advocacy and autoimmune/genetic conditions that affect cognition across the lifespan.


Carrie Pappas, MA LLP

Carrie PappasCarrie earned her master of arts degree in counseling psychology with a graduate certificate in holistic health from Western Michigan University. She’s worked at Mary Free Bed since 2003 and enjoys working in the outpatient setting, providing therapy services to patients experiencing mood and anxiety and/or other adjustment difficulties after concussion. She also provides weight loss and weight maintenance services through the Mary Free Bed Weight Management program.