Daniel Mathalon, Ph.D., M.D. is a Professor and Deputy Vice-Chair for Research in the Department of Psychiatry at the University of California, San Francisco. He directs the Path Program for Early Psychosis at UCSF and the Brain Imaging and EEG Laboratory located at the San Francisco VA Medical Center, where he also serves as Chief of General Psychiatric Outpatient Services.  Dr. Mathalon received a B.A. in Psychology from U.C. Berkeley, a Ph.D. in Psychology from Indiana University, and an M.D. from Stanford University.  He completed his psychiatric residency training and a research fellowship in Psychophysiology at Stanford University.  Following this training, he joined the Department of Psychiatry at Yale University, and after 8 years, he moved to his lab to UCSF.  Dr. Mathalon uses EEG and MRI based methods to study brain dysfunction in neuropsychiatric disorders, particularly schizophrenia.  A major focus of his work has been to identify neurophysiological biomarkers of risk for psychosis among individuals meeting criteria for the psychosis risk syndrome.