This book is part of a book series called Unknown Assassin .

This book has been graded for interest at 13-17 years.

There are 448 pages in this book. This book was published 2015 by Little, Brown & Company .

Allen Zadoff is the author of several acclaimed novels including Food, Girls and Other Things I Can't Have, winner of the Sid Fleischman Humor Award and a YALSA Popular Paperback for Young Adults. His new novel, Boy Nobody, is the first in a new YA trilogy about a teenage assassin. Allen is a graduate of Cornell University and the Harvard University Institute forAdvanced Theatre Training. His training as a super spy, however, has yet to be verified.