What is reveal about the characters of To Kill a Mockingbird throughout the exposition of the novel?

To kill a Mockingbird is a novel written by Harper Lee in 1960. It was a great success and won the Pulitzer Price becoming in a classic of US literature.

The main themes of the novel are racial injustice and destruction of innocence. It generates a metaphor about how the sweet melody from a Mockingbird is compare to child inoccence and inoffensivenes, and how killing a single creature like this is bird is very similar to destroy the moral of humans.

Even though, the novel's thematic focus on racial injustice, its black characters are not fully examined. In its use of racial epithets, stereotyped representations of superstitious blacks, the book is viewed as marginalizing black characters.