Jervis Johnson (born 12 June 1959) is an English tabletop game designer. He worked as a designer and manager for Games Workshop for over 38 years, and was the head of its Specialist Games studio. In addition to his work on Warhammer Fantasy Battles and Warhammer 40,000, he created the fantasy football game Blood Bowl, and co-created Epic 40,000, Necromunda, and Age of Sigmar. Source: Wikipedia (en)