In 1989, Bob co-founded Legend Entertainment and served as its President until the company's 1998 sale to GT Interactive (now Atari). He continued as Legend's Studio Head and as an active game designer/producer until the studio closed in January of 2004. Bob is a frequent speaker at industry conferences and events, and he is also the co-founder and organizer of the Game Designer's Workshop, an annual invitation-only conference attended by many of the top storytelling game designers in the business. Bob is the author of one of the industry's bestselling books on game development, "Game Design: The Art and Business of Creating Games" (Premier Press/Course PTR), which is currently being used as a textbook by several colleges and universities. He is also the editor of the "Game Developer's Market Guide" (Premier Press/Course PTR) and "Game Design, Second Edition".