The document discusses the major themes in J.B. Priestley's play An Inspector Calls including social responsibility, age, gender, and class. It analyzes how each theme is portrayed through the characters' interactions and viewpoints. For social responsibility, it examines how the characters do or do not take responsibility for their treatment of Eva Smith. It looks at how the younger characters Sheila and Eric still feel responsible whereas the older Birlings try to pretend nothing happened. For age, it discusses how Mr. Birling sees Eric as a "hysterical young fool". For gender, it analyzes the prejudiced views some male characters hold towards women as well as how Mrs. Birling treats Eva Smith. And for class,