"Ken Roberts is the author of several popular books for young readers, including Hiccup Champion of the World, Crazy Ideas, Pop Bottles, Nothing Wright, Past Tense (shortlisted for a Governor General's Award) and two highly praised previous Thumb books; The Thumb in the Box and Thumb on a Diamond (Cooperative Children's Book Center Choice, SSLI Honor Book, Horn Book Fanfare Top Ten List). Ken is chief librarian of the Hamilton Public Library. He lives in Hamilton, Ontario. Leanne Franson is a children's book illustrator who was born in Regina, Saskatchewan and who lives now in Montreal. She has illustrated the books in Ken Roberts' Thumb series."