Stephen W. Martin (Author) Stephen W. Martin is a writer and director, with several award-winning short films to his credit. He is the author of the picture book Robot Smash and is also the coauthor of Pop Manga- How to draw... with renowned manga artist and comics creator Camilla D'Errico. Samantha Cotterill (Illustrator) Samantha Cotterill is an illustrator and textile designer from New York. Her first picture book was No More Bows.