One of the biggest themes in To Kill a Mockingbird is prejudice and tolerance. In the story, Atticus fought for tolerance. This is seen in the first half of the novel when he attempts to teach his children to respect Boo Radley, even though he seems odd. This theme is carried through to the second half of the novel when Atticus is tried to defence a man from being convicted when he is innocent. The reason the jury is wishing to convict his reflects prejudice due to Tom's race. Though many things have changed regarding race since this book was written, we still have prejudice in today's world. This prejudice may be due to one's race, religion, or sexual orientation, for example. The themes of "To Kill a Mockingbird", which teaches individuals not to judge others.