Shelly Becker is the author of One, Two, Grandma Loves You and One, Two, Grandpa Loves You, both of which received starred reviews from School Library Journal. Her other books include ABCs for a Peaceful Me: A Mindfulness Seek-and-Find Book and the Superheroes Are Just Like Us series. Kirkus Reviews called Even Superheroes Have Bad Days “an action-packed romp,” and it was a 2018 Blue Spruce Award nominee. Like the main character in One, Two, Daddy Loves You, Becker knows the company of a loved one can be the very best medicine. She lives in Toronto, Canada. Dan Yaccarino is the internationally acclaimed author and illustrator of more than 50 books for children, most notably Doug Unplugged, Unlovable, The Fantastic Undersea Life of Jacques Cousteau, and Every Friday. Yaccarino’s work in children’s literature has garnered a host of prestigious awards, as well as adaptations into foreign editions, stage productions, and toys. Yaccarino created and produced the animated series Doug Unplugs, Oswald, and Willa’s Wild Life. He is also the designer behind the animated series The Backyardigans. Yaccarino’s work has been recognized with many awards, including the Bologna Ragazzi Award, the New York Times 10 Best Illustrated, ALA Notable, and the Parents’ Choice Award. More than 2.5 million of his books have been sold to date.