Dr. Xavier Amador is an adjunct professor in clinical psychology at Teacher's College, Columbia University in New York City and is on the Board of Directors of the National Alliance for the Mentally Ill (NAMI). A clinical psychologist who treats adults, children, and adolescents in individual, couples and family therapy, he has also been called upon to serve as a forensic expert on such high profile cases as the Unabomber, the Capitol Shooter, Elizabeth Smart, and the Twentieth Hijacker, among others. He is called upon frequently by the media, and has published over 100 peer-reviewed scientific papers. He lives in New York.