Jacky Ha-Ha

James Patterson has had more New York Times bestsellers than any other writer, ever, according to Guinness World Records. Since his first novel won the Edgar Award in 1977 James Patterson’s books have sold more than 300 million copies. He is the author of the Alex Cross novels, the most popular detective series of the past twenty-five years, including Kiss the Girls and Along Came a Spider. He writes full-time and lives in Florida with his family.

Chris Grabenstein is the author of the New York Times bestselling Escape from Mr. Lemoncello’s Library, Mr. Lemoncello’s Library Olympics, The Island of Dr. Libris, and the Welcome to Wonderland series. He is also the coauthor of several bestselling series with James Patterson, including I Funny, Treasure Hunters, House of Robots, and Jackie Ha Ha. Chris lives in New York City with his wife, JJ, two cats, and a dog named Fred. Visit him online at chrisgrabenstein.com, and follow him on Facebook or on Twitter at @cgrabenstein. Don’t miss the third Lemoncello adventure, Mr. Lemoncello’s Great Library Race, coming in October 2017!

Kerascoët, a husband-and-wife team, are the illustrators of the highly acclaimed graphic novel Beautiful Darkness by Fabie Vehlmann, which was chosen by Publishers Weekly as a 2014 Best Book of the Year, and the New York Times bestselling Jacky Ha-Ha by James Patterson and Chris Grabenstein. Kirkus called Kerascoët’s artwork “perfectly delightful” in a starred review of their book Paul and Antoinette. They are also the illustrators of Malala’s Magic Pencil by Malala Yousafzai, to be published in fall 2017. Visit them at kerascoet.fr.