 anything like that they're grateful for their faith in Christ that they received as Lutherans and their love for the Bible that they received as Lutherans but they recognize that Jesus didn't start the Lutheran church and that the church he did start the Catholic church is where they belong so maybe a book like that could be eye opening for your son and help him think about why you made the journey into the Catholic church and these Lutheran ministers made the journey into the Catholic church that could be a useful tool maybe