To Kill a Mockingbird is a novel ,written by Harper Lee and it deals with the subjects of race, class and gender roles. The novel is staged in the ‘tired old town’ of Maycomb, Alabama, in the 1930s. This was the time when discrimination was very harmful. The novel is narrated by Scout Finch, and the story is told through her perspective. Since she is at a young age, her innocent perspective force her to question why whites treat blacks the way they do. Scout must come to terms with the racism of her town and how the people in her life is affected. The mentality of most southern people shows that of the nation. Most of the people are racist and discriminatory. The main theme of the novel is prejudice. In To Kill a Mockingbird, forms of prejudice including racism, classism, and sexism are portrayed by Maycomb’s citizens.