Science writer Sneed B. Collard III (www.sneedbcollardiii.com) is the author of more than 80 children’s books, including One Iguana, Two Iguanas and Catching Air. He has received the Washington Post Children’s Book Guild Nonfiction Award for his body of work, and his books are featured regularly in the Junior Library Guild, NSTA/CBC Outstanding Science Trade Book lists, and other best-of lists.