Sam McBratney (1943−2020) is the author of the internationally best-selling classic Guess How Much I Love You and its sequel, Will You Be My Friend?, as well as All My Favorites, all illustrated by Anita Jeram. He also wrote Just You and Me and There, There, both illustrated by Ivan Bates, and Mindi and the Goose No One Else Could See, illustrated by Linda Ólafsdóttir, among many other books for children.

Anita Jeram is the illustrator of Guess How Much I Love You, the Guess How Much I Love You Storybooks, and You’re All My Favorites, all by Sam McBratney. She has also illustrated several books by Amy Hest, including Little Chick and a series about Sam and Mrs. Bear. Anita Jeram lives in Northern Ireland.