Jem starts to realise how racist and unfair the Maycomb society is. He begins to see the ugly truths come out as the place he thought was home begin to torment and abuse his father mentally and physically. There are many signals to the change in the childrens characters

‘ I used to think that the Maycomb folks were the best folks, or that’s what they seemed like’ (Jem)

This suggests that Jem is losing faith in his own society and also beginning to lose his identity in his society