David Whitaker was the first Story Editor for Doctor Who, and was responsible for finding and commissioning writers, and it was Whitaker as much as anyone who defined the narrative shape of Doctor Who. He wrote for the Doctor Who annuals, novelised the first Dalek story and worked with Terry Nation on various Dalek-related material including the hugely successful comic strip The Daleks. David Whitaker died in 1980.
Robert Hack designed covers for several of IDW and Titan Comics Doctor Whocomic series as well as covers for Cutaway Comics spin-off series. Robert Hack's is a a comic books artist who's previous work includes Star Wars Vader's Castle and The Chilling Adventures of Sabrina.