Mark Morris is a games producer, designer and programmer. Morris has been working with Double Eleven, Introversion Software, Heavy Iron Studios and Imagineering. Morris's first game was The Simpsons: Bart vs. the World published by Virgin Interactive Entertainment for NES, Commodore / Amiga, Atari ST and SEGA Master System in 1991. Then, Mark Morris went on to work on Super Battletank as the programmer. Afterwards, Mark Morris worked on Toys developed by Imagineering in 1993. Most lately, Mark Morris worked on Prison Architect.