Sara Pennypacker is the author of several acclaimed novels for middle-grade readers, including the #1 New York Times bestselling Pax (a National Book Award Longlist title) and Pax, Journey Home; the Clementine series (Boston Globe-Horn Book Award Honor) and its spinoff series, Waylon; and Summer of the Gypsy Moths, Here in the Real World, and Leeva at Last. She divides her time between Cape Cod and Southern California.
Jon Klassen is the New York Times bestselling author and illustrator of many award-winning books. He won the Caldecott Medal for This is Not My Hat, and Caldecott Honors for Extra Yarn and Sam and Dave Dig a Hole (both by Mac Barnett). His previous titles with Sara Pennypacker include Pax; Pax, Journey Home; and Here in the Real World. Jon grew up in Niagara Falls, Canada, and now lives in Los Angeles, California.