Undercats is the latest publishing venture by Francesca Cavallo, NYT bestselling author, activist, and entrepreneur. She is the co-author of the global phenomenon "Good Night Stories for Rebel Girls", the book series that sold more than 5 million copies and was translated into 48 languages.

In 2019, Francesca parted ways with Rebel Girls and founded Undercats, Inc. with the mission of radically increasing diversity in children's media.