How does TJ change in the book roll of tunder hear your heart cry?

In "Roll of Thunder, Hear My Cry," TJ starts off as a smart but self-centered boy who desires to fit in with the white folks. As the story progresses, his character changes as he becomes more consumed by envy and begins making poor decisions, ultimately leading to dire consequences for himself and his friends. TJ's transformation highlights the destructive nature of prejudice and the importance of understanding one's own worth and identity.