Dr. Gehrman is Professor of Psychology in the Department of Psychiatry of the University of Pennsylvania School of Medicine, and a clinical psychologist at the Philadelphia VA Medical Center. He directs the Sleep, Neurobiology and Psychopathology lab at Penn. He has an active research program exploring the mechanisms and treatment of sleep and circadian dysregulation in the context of mental health disorders. Dr. Gehrman’s clinical specialization is on the delivery of cognitive behavioral and chronotherapeutic interventions for insomnia, circadian rhythm disorders, and other sleep disorders. The overarching goal of his work is to advance the understanding of the links between sleep and mental illness through translational research that spans biology to therapeutics.