About the Author
Michael Dahl is the prolific author of the bestselling Goodnight, Baseball picture book and more than 200 other books for children and young adults. He has won the AEP Distinguished Achievement Award three times for his nonfiction, a Teacher's Choice award from Learning magazine, and a Seal of Excellence from the Creative Child Awards. And he has won awards for his board books for the earliest learners, Duck Goes Potty and Bear Says "Thank You!" Dahl has written and edited numerous graphic novels for younger readers, authored the Library of Doom adventure series, the Dragonblood books, Trollhunters, and the Hocus Pocus Hotel mystery/comedy series. Dahl has spoken at schools, libraries, and conferences across the US and the UK, including ALA, AASL, IRA, and Renaissance Learning. He currently lives in Minneapolis, Minnesota in a haunted house. Jeff Crowther has been drawing comics for as long as he can remember. Since graduating from college, Jeff has worked on a variety of illustrations for clients including Disney, Adventures Magazine, and Boy's Life Magazine. He also wrote and illustrated the webcomic Sketchbook and has self-published several mini-comics. Jeff lives in Boardman, Ohio, with his wife, Elizabeth, and their children, Jonas and Noelle.