Kevin Henkes has been praised both as a writer and as an illustrator and is the recipient of the Children's Literature Legacy Award for his lasting contribution to literature for children. He received the Caldecott Medal for Kitten's First Full Moon; Caldecott Honors for Waiting and Owen; Newbery Honors for Olive's Ocean and The Year of Billy Miller; and Geisel Honors for Waiting and Penny and Her Marble. His other books include Is It Spring?, The World and Everything in It, A House, A Parade of Elephants, Chrysanthemum, and the beloved Lilly's Purple Plastic Purse. Kevin Henkes lives with his family in Madison, Wisconsin.

Anita Lobel's name is synonymous with the best in children's literature. She is the creator of such classics as Alison's Zinnia and Away from Home, and she received a Caldecott Honor for her illustrations in On Market Street. She is the creator of two books about her cat, Nini, One Lighthouse, One Moon (a New York Times Best Illustrated Book), and Nini Here and There. Her childhood memoir, No Pretty Pictures: A Child of War, was a finalist for the National Book Award. Anita Lobel lives in New York City.