Our Doctors


Anne Marie Lasoski, Psy.D.

Dr. Anne Marie Lasoski is a Partner at LifeDimensions Neuropsychological Services, Inc. at Braintree Rehabilitation Hospital. She has provided consultative services to pediatrics and adults receiving rehabilitative services at Braintree Rehabilitation Hospital and in private practice.

She received her graduate degree (Psy.D.) in Clinical Psychology from the Graduate School of Professional Psychology at Rutgers --The State University of New Jersey. She held research and clinical positions in the Behavioral Medicine Clinic at the University of Medicine and Dentistry, NJ. She completed a two-year, APA accredited Pre-Doctoral Internship as a Fellow in the Psychology Department at the Massachusetts General Hospital, affiliated with Harvard Medical School. She completed a two-year accredited Post-Doctoral Fellowship in Neuropsychology at Braintree Rehabilitation Hospital, affiliated with Boston University. Prior academic appointments have included instruction at the undergraduate level at Rutgers - The State University, New Brunswick, NJ, and the graduate level at The Department of Counseling and School Psychology at The University of Massachusetts, Boston. Memberships include the American Psychological Association (APA), the National Academy of Psychology (NAN), and the Massachusetts Neuropsychological Association (MNS).

Dr. Lasoski assesses pediatrics, adolescents, and adults. Her publications, clinical work, and interests include the neuropsychological assessment of acquired neurological disorders and psychiatric disorders as well as learning disabilities and neurodevelopmental or genetic disorders.<


Marie Walbridge, Ph.D.

Dr. Marie Walbridge received her Ph.D. in Counseling Psychology at the State University of New York at Albany. She completed her master's degree in Clinical Psychology at Texas A & M University. Dr. Walbridge went on to complete her pre-doctoral internship at the Brockton and West Roxbury Medical Centers. Dr. Walbridge worked as a clinical neuropsychologist for several years at Boston University School of Medicine's Memory Disorders Research Center located at the Boston VA. She also was a research psychologist at the Brockton VA on a Gulf War grant. Dr. Walbridge consulted privately for several years during this time. She later worked for Braintree Rehabilitation Hospital in the cognitive rehabilitation programs for adults with acquired brain injury and in neuropsychological evaluation. At Braintree Rehabilitation Hospital, Dr. Walbridge assessed a wide variety of adolescents and adults as a clinical neuropsychologist.
Dr. Walbridge is currently a partner at LifeDimensions Neuropsychological Services, Inc. since 2002, located at Braintree Rehabilitation Hospital where she has a practice in neuropsychological evaluation that includes late adolescents and adults with a variety of learning disorders and physical, psychological and neurological disorders. She is a member of numerous organizations associated with neuropsychology including the American Psychological Association, Massachusetts Psychological Association, the International Neuropsychological Society, National Academy of Neuropsychology, and Massachusetts Neuropsychological Society.



John Fahey, Ph.D.

Dr. John Fahey is a Pediatric Neuropsychologist who attained his M.A. in Counseling Psychology at Boston College and his Ph.D. in Counseling Psychology at Temple University. He completed his post-doctoral training at Tufts Medical Center in Boston, Massachusetts.

Dr. Fahey has a special interest in evaluating children with psychiatric conditions and with understanding the interplay of neuropsychological and emotional factors in understanding a child’s overall adaptation and functioning. He enjoys consulting with parents and schools in order to develop plans to address children's unique challenges.


Nancy Madigan Ph.D.

Dr. Nancy Madigan is an Adult Neuropsychologist partnering with LifeDimensions Neuropsychological Services since 2020 and previously with the Beth Israel Deaconess Medical Center (BIDMC) since 2000.

She received her Ph.D. from City University of New York.  She completed a pre-doctoral research fellowship at Kessler Institute for Rehabilitation Medicine in NJ, a clinical internship in neuropsychology at Long Island Jewish Medical Center, and post-doctoral training at Massachusetts Mental Health Center and Beth Israel Deaconess Medical Center.  At the BIDMC, Dr. Madigan worked as a clinical neuropsychologist in the Cognitive Neurology Unit (CNU) and was the lead neuropsychologist within the CNU’s Concussion and Traumatic Brain Injury Clinic. In that capacity, she was actively involved in the supervision of graduate students and held a position as Instructor in Neurology at Harvard Medical School. She has published and presented research examining memory and processing speed in traumatic brain injury, factors contributing to persistent symptoms in concussion, and potential biomarkers of cognitive dysfunction in individuals with multiple sclerosis.  She is a member of many professional organizations.

Dr. Madigan evaluates adults with neurological and neuropsychiatric disorders, including dementia, multiple sclerosis, concussion/traumatic brain injury, ADHD, and neurodevelopmental/learning disorders.  Dr. Madigan’s consultation provides essential complements to other diagnostic evaluations, identifying interventions to effectively manage symptoms and develop compensatory strategies to enhance daily functioning.


Ashita S. Gurnani, Ph.D.

Dr. Ashita Gurnani is an Adult Neuropsychologist joining LifeDimensions Neuropsychological Services in 2020. Dr. Gurnani attained her Ph.D. in clinical psychology with a focus in neuropsychology and geropsychology at the University of Colorado, Colorado Springs. She completed a one-year, APA accredited, pre-doctoral internship in adult neuropsychology at Henry Ford Health System in Detroit, MI. She then completed a two-year, post-doctoral fellowship in adult neuropsychology at Beth Israel Deaconess Medical Center and Massachusetts Mental Health Center, affiliated with Harvard Medical School.

Dr. Gurnani previously held an academic appointment at the University of Colorado, which included instruction at the undergraduate level. She has been actively involved in research and has 10 peer-reviewed publications, two non-refereed publications, and several poster presentations at national conferences. Her research interests encompass cognitive aging and neurodegenerative disorders. Her memberships include the Massachusetts Neuropsychological Society, where she currently serves as a member of the Board of Directors and Membership Chair, the National Academy of Neuropsychology, and the International Neuropsychological Society.