Chelsea Clinton is the author of the #1 New York Times bestseller She Persisted: 13 American Women Who Changed the World; She Persisted Around the World: 13 Women Who Changed History; She Persisted in Sports: American Olympians Who Changed the Game; Don't Let Them Disappear: 12 Endangered Species Across the Globe; It's Your World: Get Informed, Get Inspired & Get Going!; Start Now!: You Can Make a Difference; with Hillary Clinton, Grandma's Gardens and Gutsy Women; and, with Devi Sridhar, Governing Global Health: Who Runs the World and Why? She is also the Vice Chair of the Clinton Foundation, where she works on many initiatives, including those that help empower the next generation of leaders. She lives in New York City with her husband, Marc, their children and their dog, Soren. You can follow Chelsea Clinton on Twitter @ChelseaClinton or on Facebook at facebook.com/chelseaclinton.

Alexandra Boiger has illustrated nearly twenty picture books, including the popular Tallulah series by Marilyn Singer and the Max and Marla books, which she also wrote. Originally from Munich, Germany, she now lives outside of San Francisco, California, with her husband, Andrea, daughter, Vanessa, and two cats, Luiso and Winter. You can visit Alexandra Boiger online at alexandraboiger.com.