Jonathan Posner, MD graduated from Wesleyan University in 1996 and then received his medical degree from the State University of New York where he graduated with honors. After medical school, Dr. Posner completed a residency in adult psychiatry at Columbia University and a fellowship in child and adolescent psychiatry at the Oregon Health and Science University.

In 2010, Dr. Posner joined the faculty in the Department of Psychiatry at Columbia University as an Assistant Professor. Working in the Division of Child and Adolescent Psychiatry, Dr. Posner directs a pediatric neuroimaging research laboratory that studies brain mechanisms underlying psychiatric disorders in children. In addition to his research activities, Dr. Posner also teaches and supervises psychiatric residents.