To Kill A Mockingbird has several themes included in this classic novel. The theme of a book is defined by the dominating ideas in a literary work. It is an abstract concept that is made solid through the author’s use of action, images, and characters. The main theme in this work is the reality of prejudice. Class, sex, and race are some of the prejudices present in the town of Maycomb. Prejudice concerning one’s class in society is dominant in the town of Maycomb. Class structure in this novel is important because it creates a caste system for the people to follow. In this system, the black population permeates at the bottom. Families w