Apt Pupil Author:Stephen King Everyone thought that old Mr. Denker who lived down the street was just a retired auto worker, but 13-year-old Todd Bowden knew he was Kurt Dussander, former under-commandant at Bergen-Belsen. Now, Todd wants to learn what it feels like to kill another human being. And like Mrs. Upshaw, his 4th grade teacher, said, Todd is an apt pupil.