describe the disorder in terms of symptoms, describe biological, psychological, and social causes of the disorder and include information about treatment. Students will select ONE psychological disorder from the list below to write their research paper about: Students will select one psychological disorder from the list below to write their research paper about: schizophrenia spectrum disorder, bipolar I disorder, Bipolar II disorder, major depressive disorder, separation anxiety disorder, specific phobia, panic disorder, hording disorder, reactive attachment disorder, post-traumatic stress disorder, pica in children, pica in adults, anorexia nervosa, bulimia nervosa, erectile disorder, female orgasmic disorder, intermittent explosive disorder, alcohol-related disorders, opioid-related disorders, cluster A personality disorders (you must pick one: paranoid personality, schizoid personality, schizotypal personality). Symptoms may be described in terms of emotional symptoms, cognitive symptoms, behavioral symptoms, somatic symptoms, and impairment in social and occupational functioning. Biological explanations may include the following: Brain structure and function, genetics, hormones, evolution/natural selection, neurotransmitters (oversupply, under supply, dysfunction) Psychological explanations may include the following: Learning, memory, personality traits, cognition (thought patterns), trauma/stress, emotion/mood Sociocultural explanations may include the following: Gender roles, socioeconomic status, locations (city or rural), school/education, cultural values, poverty Treatment may include medications, cognitive therapy, behavioral therapy, group therapy, client centered therapy