What are some changes from Brother Worbs in the Boy who dared?

In "The Boy Who Dared," Brother Worbs is portrayed as a kind and compassionate figure who supports Helmuth throughout his struggles. The changes from reality are that Brother Worbs did not exist in Helmuth's life, as Helmuth was not involved in any resistance group within the prison. Additionally, the portrayal of Brother Worbs adds a narrative layer of guidance and mentorship to Helmuth's character development in the book.