(a) Ravi has been showing signs of extreme social withdrawal and erratic mood swings. As a psychology student, how would you apply different…

Ravi has been showing signs of extreme social withdrawal and erratic mood swings. As a psychology student, how would you apply different approaches/models/factors to understand and explain any abnormal behaviour?

Psychological Disorders have come a long way in their journey of understanding and treatment of disorders. To understand psychological disorders, we would require a brief historical account of how these disorders have been viewed over the ages. When we study the history of abnormal psychology, we find that certain theories have occurred repeatedly. Trace the history of disorders to understand their origin and leading to the latest developments.