MARK SIEGEL has written and illustrated several award-winning picture books and graphic novels, including the New York Times bestseller Sailor Twain, or the Mermaid in the Hudson. He is also the founder and editorial director of First Second Books. He lives with his family in New York. Follow Mark on Tumblr at @marksiegel and the 5 Worlds team on Twitter at @5WorldsTeam.

Genres: Children's Fiction