Schizophrenia: is a psychotic disorder (or a group of disorders) marked by severely impaired thinking, emotions, and behav- iors. Schizophrenic patients are typically unable to filter sensory stimuli and may have enhanced sensory of sounds, colors, and other features of their environment. Schizophrenics, if untreated, gradually withdraw from interactions with other people. Dissociative Amnesia: is a memory disorder characterized by sudden retrograde autobiographical memory loss, said to occur for a period of time ranging from hours to years. More recently, “dissociative amnesia” has been defined as a dissociative disorder “characterized by retrospectively reported memory gaps. ese gaps involve an inability to recall personal information, usually of a traumatic or stressful nature. Multiple Personality Disorder:a dissociative disorder that is characterized by the presence of two or more distinct and complex identities or personality states each of which becomes dominant and controls behavior 18”x24” 60”x84” 18”x24”