Jacob's behavior has become increasingly odd over the past several months. He says things like "I am the frustrating!" He started hearing voices that tell him to steal groceries. He no longer expresses love and affection to his family and refuses to interact socially with those around him.

1. Is Jacob exhibiting a disorder of emotion, thought, or self? Name and Define the psychological disorder that Jacob is suffering from. Include a definition of both positive and negative symptoms Make sure you cite the textbook in APA style.
2. What 2 positive symptoms does Jacob exhibit in the above example? Define the symptoms and explain how Jacob's behavior is consistent with these 2 symptoms.
3. What 2 negative symptoms does Jacob exhibit in the above example. Define the symptoms and explain how Jacob's behavior is consistent with these 2 symptoms.

Provide a discussion of one potential biological factor and one environmental factor that may have led to Jacob developing this disorder.