Adam Rex is the New York Times bestselling author and illustrator of Frankenstein Makes a Sandwich. His other books include The True Meaning of Smekday, which was made into the hit animated movie Home; Moonday; and School’s First Day of School, illustrated by Christian Robinson. He also illustrated the Brixton Brothers series, Billy Twitters and His Blue Whale Problem, Chloe and the Lion, and How This Book Was Made, all by Mac Barnett, and Chu’s Day, by Neil Gaiman. He lives in Tucson, Arizona. Visit him at AdamRex.com or follow him on Twitter @MrAdamRex.

Laurie Keller is the acclaimed author-illustrator of Do Unto Otters; Arnie, the Doughnut; The Scrambled States of America; and Open Wide: Tooth School Inside, among numerous others. She grew up in Muskegon, Michigan, and always loved to draw, paint and write stories. She earned a BFA at Kendall College of Art and Design, then worked at Hallmark as a greeting card illustrator for seven-and-a-half years, until one night she got an idea for a children’s book. She quit her job, moved to New York City, and soon had published her first book. She loved living in New York, but she has now returned to her home state, where she lives in a little cottage in the woods on the shore of Lake Michigan.