MARY POPE OSBORNE is the author of the New York Times #1 bestselling Magic Tree House series as well as coauthor of the Magic Tree House Fact Tracker series, along with her husband, Will, and her sister, Natalie Pope Boyce. For more information, visit the Magic Tree House website at MagicTreeHouse.com! JENNY LAIRD is an award-winning playwright. She collaborates with Will Osborne and Randy Courts on creating musical theater adaptations of the Magic Tree House series for both national and international audiences. Their work also includes shows for young performers, available through Music Theatre International's Broadway Junior Collection. Currently the team is working on a Magic Tree House animated television series. KELLY and NICHOLE MATTHEWS are twin sisters, and a comic art team, living just north of the Emerald City under the watchful eyes of their cats and dog. They get to do their dream job every day drawing comics for a living (when they're not playing video games). They've worked for Boom Studios!, Archaia, the Jim Henson Company, Hiveworks and now Random House! Follow them on Instagram @kickingsh0es and Twitter @kickingshoes