Dr. Mattis

Steven Mattis, PhD, A.B.P.P., Director of Programs and Member of Board of Directors

Dr. Steven Mattis is an internationally known neuropsychologist and licensed psychologist who has been recognized as a leading figure in the development of the field of clinical neuropsychology in the United States. He is also a highly-experienced psychologist.

Dr. Mattis brings this depth of knowledge to developing innovative models for integrating academic and therapeutic programming for our school as a whole and for individual students, as our Director of Programs and as a member of our Board of Directors. He also provides direct psychological counseling services, social skill development through co-taught classrooms and guides our efforts to identify the specific cognitive, physiologic and emotional elements driving a given child’s learning, social and emotional experiences and behavioral presentations.

Dr. Mattis has over 80 articles in peer reviewed journals, multiple chapters in edited books, and is the author of the Dementia Rating Scale. Dr. Mattis has been a reviewer for six professional journals and served on the Research Review Board for the Human Development section of the National Institutes of Health. For the last 10 years, Dr. Mattis has focused his research and clinical interests on the neurogenic components of mood, executive function, and learning disorders—work that directly informs our programs and interventions at Cajal.

Dr. Mattis has been on the Board of Directors and President of the International Neuropsychological Society; on the Board and President of the Clinical Neuropsychology Division of the American Psychological Association and a Fellow of the American Psychological Association. Dr. Mattis was a founding member of the Board and President of the American Board of Clinical Neuropsychology, the Specialty credentialing agent of the American Board of Professional Psychology; and on the Board and President of the American Board of Professional Psychology.

Dr. Mattis received his Ph.D. in Clinical Psychology from Columbia University and his Postdoctoral training in Neuropsychology in the Department of Neurology at Albert Einstein Medical College, eventually becoming the Director of Clinical Neuropsychology. In that role, he founded and co-directed a multidisciplinary learning disability center in the South Bronx. He was subsequently recruited by Cornell and served as the Director of Clinical Neuropsychology in the Department of Psychiatry at Weill-Cornell Medical Center. He is currently Clinical Professor of Psychology, Department of Psychiatry, New York Presbyterian Weill Cornell Medical Center and in private practice at Mattis & Luck Center for Neuropsychological Services.