Ellen Weiss is the author of many books for children, including Whatever You Do, I Love You, for Little Simon. She has also written extensively for children's television, and she lives in New York.

Sam Williams is the author, illustrator, and designer of numerous picture books for young children. Some of the books he’s lent his talent to include Baby Cakes and Baby ,I Love You by Karma Wilson. He recently put down his paintbrushes and took up the challenge to climb Mount Blanc. Sam lives with his wife in Hertfordshire, England.