Beliefs about abnormal behavior have changed tremendously over time. Back in late 15th and 17th centuries, people were being murdered and tortured for having abnormal behavior or personalities. These people started to become viewed at as problems to society and were all pushed into mental institutions where they were treated like dangerous animals that needed to be locked away from society. With the efforts of Jean-Baptiste Pussin and Philippe Pinel, these people with what was deemed as abnormal psychological issues, started to be treated with respect and care as if they were patients with a physical illness. This started all of the mental hospitals and treatment centers that spread across America. With the movement towards deinstitutionalization,
