The diagnosis of conduct disorder started with patients who were generally labeled as “bad kids”—juvenile delinquents, so to speak—and then professionals came to the realization that these kids are not necessarily “bad” but that there may be some kind of psychiatric pathology underlying their actions. In this interview, Akeem Marsh, MD, presents his perspective as a psychiatrist providing diagnostic evaluations, medication management, individual therapy, and treatment planning in a juvenile detention setting in New York City.