Mary Tillworth has written more than 100 licensed books for children, including Colors Everywhere! and I Am Buzz Lightyear. She resides in Brooklyn with a long-haired calico cat whom she occasionally shaves, and she is especially proud of her excellent spice rack. HeeKyoung Yum is an illustrator. She studied Fashion Design at the Otis College of Arts and Design, 3D modeling at Gnomon School, and animation at Concept Design Academy. Yum has created and designed illustrations fo a number of extremely popular children’s picture books and illustrated poems. Yum is currently working on an animated short and a series of web comics. Dave Aikins grew up in the suburbs of Detroit, immersed in comic books, action figures, and B-movies. In 1991, Dave was somehow persuaded to move to Ohio, studying at the Columbus College of Art & Design. After graduating in 1995, he spent four years working for a large newspaper and a commercial art studio. Now residing outside of Columbus, Ohio, with his wife, energetic son, and multiple cats and dogs, he is currently running Let’s Draw Studio, the freelance illustration company he founded in 1998.