Dr. Brett A. Steinberg is a clinical and forensic neuropsychologist who specializes in cognitive, emotional, and behavioral disorders of adulthood, old age, and adolescence. In addition to offering diagnostic, psychotherapeutic, and rehabilitative services to individuals, couples, and families in a variety of outpatient and inpatient settings, Dr. Steinberg has provided record review, examination, expert witness, and consultation services in civil, criminal, administrative, and Worker’s Compensation matters. He has also served as a consultant to the New Haven Superior Court for Juvenile Matters and to the Learning Disabilities Association of Connecticut.

Dr. Steinberg served as Assistant Professor of Neuropsychology and Clinical Psychology in the University of Connecticut’s Department of Psychology (UConn; Storrs, Connecticut) and as Adjunct Assistant Professor of Psychiatry in the Department of Psychiatry at the UConn School of Medicine (Farmington, Connecticut). While at UConn, he co-led development of the Houston Conference-based Neuropsychology Concentration within the clinical psychology Ph.D. program. He has taught graduate courses in Neuropsychological Assessment, Research Design and Test Construction, and Neurobiology of Aging. In addition, he has taught Introductory Psychology at the undergraduate level, has trained clinical psychology interns and psychiatry residents, and has delivered an annual invited lecture to doctoral students in clinical psychology (Introduction to Forensic Neuropsychology).

Dr. Steinberg’s administrative and professional activities have included serving as a member of UConn’s Institutional Review Board, as faculty advisor to the UConn Department of Psychology’s Committee on Diversity in Clinical Psychology, as secretary of the Association of Doctoral Education in Clinical Neuropsychology (ADECN), and as a member of the Scientific Program Committee of the International Neuropsychological Society (INS). He has also served as co-chair of the Professional Affairs Committee of the Connecticut Psychological Association (CPA), as secretary of CPA’s Neuropsychology Division, and as a member of CPA’s Legislative and Education Committees. In 2020, he received CPA’s Award for Distinguished Contributions to the Practice of Psychology. Finally, he has served as an ad hoc reviewer for several peer-reviewed professional journals (Aging, Neuropsychology, and Cognition; Archives of Clinical Neuropsychology; Brain and Cognition; Epilepsia; Neuropsychology; Psychological Assessment; and The Clinical Neuropsychologist). As an investigator, Dr. Steinberg has conducted behavioral and/or functional neuroimaging (fMRI) research on age-related changes in brain structure and mental abilities, the neuropsychological consequences of mild traumatic brain injury (mTBI), associations between premorbid intelligence and cognitive test performances, and factors that affect jurors’ decision-making and retention of information presented at trial. His theoretical interests have included the microstructure of the cerebral and cerebellar cortices and subcortical, cerebellar, and interhemispheric contributions to neuropsychological processes.

After earning his B.S. in Psychology from the University of Massachusetts (Amherst, Massachusetts) and his Ph.D. in Clinical Psychology from the University of South Carolina (Columbia, South Carolina), Dr. Steinberg completed his predoctoral internship at the Gainesville Department of Veterans Affairs Medical Center and the University of Florida Health Sciences Center (Gainesville, Florida) and his postdoctoral fellowship in Clinical Neuropsychology at the University of Michigan Medical Center (Ann Arbor, Michigan). He is board-certified in Clinical Neuropsychology by the American Board of Clinical Neuropsychology (ABCN), and he is licensed in Connecticut and Massachusetts.

Dr. Steinberg joined Comprehensive Neuropsychological Services in 2002. He served as Director of Training from 2012 to 2021 and was appointed HIPAA Compliance Officer in 2015. He has served as Director since 2020.



Comprehensive Neuropsychological Services, P.C.
1095 South Main St.
Cheshire, CT 06410

Telephone: Local  203-271-3809, Toll-Free  877-788-7822
Fax: 203-272-6968
Email: cns@clinicalneuropsych.com