How does Elie’s relationship with his father change through the book?

Elie's relationship with his father changes in many ways. In the beginning, Elie's father looks out for him, but as time passes, the two become more like brothers.... friends. They have a respectful, caring relationship that thrives upon love and support. In the end, however, their roles change drastically.... Elie looks out for his father and tries to protect him.