John Doe is founded by Hein Mevissen and Diederiekje Bok. Mevissen and Bok work as a creative artist team since 1999. Both worked at several advertising companies and since 2001 Creative directors at their own advertising company John doe. In 2004 they started Ollimania, a character and product design company. Since 2005 they have also a production company called Filthy Film. Mevissen and Bok direct, write and publish books, design, produce, illustrate and create.