AP PSYCHOLOGY

Detailed explanation-1: -Early in the film, Nash begins to develop paranoid schizophrenia and endures delusional episodes while watching the burden his condition brings on his wife Alicia and friends.

Detailed explanation-2: -Nash seeing an imaginary roommate, a formidable, police-type spymaster, and a child. This makes for exciting theater, but it is remote from the reality where the hallucinations were primarily auditory, and where the delusions were not, as the movie indicates, solely about Nash being urged to combat Russian spying.

Detailed explanation-3: -Nash displays many characteristic symptoms of schizophrenia, including hallucinations, delusions, fear of persecution, and lack of interpersonal relationships.

Detailed explanation-4: -Because of his hallucinations and bizarre behavior, Nash is eventually placed on anti-psychotic drugs. But in the film, he stops taking the drugs after finding that they dull his senses, emotions and sex drive. Instead, he gets a handle on the disease through sheer force of will.

Detailed explanation-5: -But Alicia’s hopes for a quick recovery never materialized. For the next three decades, Nash was plagued by paranoia, auditory hallucinations, disorganized thinking, and a decreasing ability to connect with others.