Douglas Florian is an award-winning children's book author and illustrator best known for his poetry collections, including Beast Feast, which received the Lee Bennett Hopkins Poetry Award; Mammalabilia, which received the Claudia Lewis Poetry Award; Dinothesaurus, a Bank Street Best Book of the Year as well as a Kirkus Reviews Best Book of the Year and a Junior Library Guild Selection; Bow Wow Meow Meow, a Parents Magazine Best Book of the Year; and many more. He is also the author of Once I Was a Pollywog; Leap, Frog, Leap!; and The Wonderful Habits of Rabbits. Florian is also a fine artist whose paintings have been exhibited in numerous art shows, and a former New Yorker cartoonist. He lives in Long Island, New York. Visit him online at douglasflorian.com.

Barbara Bakos has been drawing for as long as she can remember. She has worked as an art director and a character and background designer for a television series, but she always knew that she wanted to spend more time as an illustrator. She now focuses on children's book illustration, including Once I Was a Pollywog and Leap, Frog, Leap! She lives in the United Kingdom.