Intern New York Medical College, Valhalla, 1989-1990. Resident in psychiatric St. Vincent's Hospital, New York City, 1990-1993. Fellow in child and adolescent psychiatry Brown University, Providence, 1993-1995.
Chief psychiatry adolescent forensic program Vernon (Texas) State Hospital, 1995-2000. Medical director Mendota Mental Health Institute, Madison, Wisconsin, since 2000. Clinical assistant professor psychiatry Health Sciences Center School Medicine, Texas Tech University, Lubbock, since 1996.
Consultant to medical advisory committee Times Record News, Wichita Falls, Texas, since 1997.