Jennifer Chambliss Bertman is the author of the New York Times bestselling Book Scavenger series as well as Sisterhood of Sleuths. She holds an MFA in creative writing and has worked in a variety of roles with children and in publishing. Born and raised in the San Francisco Bay Area, Jennifer now lives in Colorado with her family. She invites you to visit her at jenniferchamblissbertman.com.

Holly Hatam is the illustrator of the New York Times bestselling Dear Girl, and Dear Boy, as well as Unicorns Are Real!, Made by Maxine, and Jack (Not Jackie). She loves hugging trees, drinking tea, sniffing books, music, animations, and most importantly, unicorns. She invites you to be transported into her magical world by visiting her on Instagram: @hollyhatamillustration.