Roberta Williams

Roberta Williams (born February 16, 1953) is an American video game designer, writer and a co-founder of Sierra On-Line (later known as Sierra Entertainment), originally from Simi Valley, California. She is most famous for her pioneering work in graphic adventure games such as Mystery House, the King's Quest series, and Phantasmagoria. She is married to Ken Williams and retired from her career in 1999. Roberta Williams, together with Ken Williams, is considered one of the most influential video game designers.