in 1982 from Robert Wood Johnson Medical School of the University of Medicine and Dentistry of New Jersey.
[1] In the 1980s, he was a psychiatrist at Payne Whitney Psychiatric Clinic and is a professor[ambiguous] at Weill Cornell Medical College.
[3][4] In 2014, Friedman's research activity was in the field of chronic depression, evaluating antidepressant medications, studying the effectiveness of long-term treatment; neurobiology and the social and occupational impairments.
He plans a study simultaneously examining brain activity with MRI, behavior, and serotonin functions in patients with chronic depression.
[4] Since spring 2015, Friedman has been a contributing op-ed writer at The New York Times, writing about mental health, addiction, human behavior and neuroscience.