Peter
Peter Williamson is a character who appears in the first book, where he is a student at St Champions school in Conningham. He is also one of the School Prefects and along with the other five, He controls the student body enforcing the commands and rules set by The Headmaster and disciplining anybody who brakes the rules or steps out of line in any way.
According to The Master Plan written by the Headmaster, had the Headmaster succeeded, Peter would have been part of the new government and been assigned 10 children to control.After The Headmaster left, he like the other prefects went back to normal. He like the other Prefects may have been ridiculed after The Headmaster left school.