Kathleen Weidner Zoehfeld is the award-winning author of more than 75 books for young readers. When she's not reading, researching, writing, or editing, Kathleen loves to work as a volunteer at her local natural history museum. She lives in Berkeley, California, with her husband, son, and three cats.
Stephanie Dehennin is a self-proclaimed nerd, and proud of it. Not only does she illustrate books for children, but she also is a skilled scientific illustrator. In 2017, she was awarded the Biannual Picturale Public's Choice Award.