Tammi Sauer is the author of Cowboy Camp, Chicken Dance, Mary Had a Little Glam, and Your Alien, which has earned starred reviews from Publishers Weekly and Kirkus Reviews. She and her family live in Oklahoma with one super-cute dog--but no lion. To learn more about Tammi and her books, visit tammisauer.com or find her on Twitter at @SauerTammi.

Troy Cummings runs his own design studio, and his clients have included TIME for Kids, New York Daily News, Pearson/Scott Foresman, Random House, and the Cartoon Network. He has written and/or illustrated several children's books, including The Notebook of Doom series, Giddy-Up, Daddy!, The Twelve Days of Christmas in Indiana, and the New York Times bestselling Can I Be Your Dog? Troy lives in Greencastle, Indiana, with his wife and their children. You can learn more about him by visiting him online at TroyCummings.net.