DEBBIE LEVY is the author of more than 25 books of nonfiction, fiction, and poetry for young people, including the award-winning Photo Ark ABC and the New York Times best seller * I Dissent: Ruth Bader Ginsburg Makes Her Mark,*winner of the Sydney Taylor Book Award and National Jewish Book Award.

DEBBIE LEVY is the author of more than 25 books of nonfiction, fiction, and poetry for young people, including the award-winning Photo Ark ABC and the New York Times best seller * I Dissent: Ruth Bader Ginsburg Makes Her Mark,*winner of the Sydney Taylor Book Award and National Jewish Book Award.

JOEL SARTORE is an award-winning photographer and regular contributor to* National Geographic * magazine, and the founder of the National Geographic Photo Ark, a 20-year documentary project to fight global extinctions by photographing every animal species in human care. To date he has made portraits of 15,559 species.