Dan is a designer, illustrator and writer who runs a design agency, Studio Marshall. For over 20 years he has worked with a diverse group of clients, including the Sydney Opera House, The Australian Museum, One Laptop Per Child, The Hunger Project, Facebook and Coca Cola. Dan's first book, Mind Blown, was born from his deep curiosity about the incredibly strange place that is our universe and his passion for communicating information visually. He has also published the children's titles No Way!, Look Book and Super Duper. Eww Gross! is his fifth book.