Ragy Girgis, MD, MS, is an Associate Professor of Clinical Psychiatry at the Columbia University Department of Psychiatry and New York State Psychiatric Institute. He is an expert in severe mental illness, and in particular schizophrenia, with a focus on brain imaging as well as the development of experimental treatments in individuals with early psychosis. He has published important findings on violence in severe mental illness as well as the prediction of syndromal psychosis among those at risk. Dr. Girgis has published 80 peer-reviewed scientific papers in these fields and has also published numerous books and chapters on severe mental illness, including a recent book on the interface between religion and psychiatry, “On Satan, Demons, and Psychiatry: Exploring Mental Illness in the Bible” published by Wipf and Stock.