Mary Northrup is the reference librarian at Metropolitan Community College Maple Woods, Kansas City, Missouri. She has written for children, teachers, librarians, and writers. Her publication credits include several chapters in Writing and Publishing: The Librarians Handbook (American Library Association, 2010) and the books Short on Time, Long on Learning (Linworth, 2000) and American Computer Pioneers (Enslow, 1998). She has written for Writer s Institute Publications, including four editions of Writer s Guide to Current Children s Books, and is a frequent contributor to its annual Children