Why is Atticus a hero?

In the Novel 'To Kill a Mockingbird', Atticus Finch is portrayed as a truly unique individual. Atticus is a morally bound intelligent lawyer who believes in true justice for all. As a father, he puts a lot of emphasis on being an excellent role model for his children. The acts of heroism displayed by Atticus are firmly entwined with his beliefs about right and wrong. Even if it means discomfort for him, he prefers to follow his conscience and do the right thing.
The most obvious heroic feature about Atticus is his sense of justice. He doesn't show discomfort when defending a black man, T…