Bartle, Richard A.
MUD and SMS game designer, and author of "Desiging Virtual Worlds". Features MUD related writings, personal information and some browser based games.
Costikyan, Greg
Personal site by the designer of Paranoia. Contains a blog, articles on video game and RPG design, links, and personal information.
Crawford, Chris - Erasmatazz
articles on game design and some related software by the designer of Balance Of Power.
Fristrom, Jamie - GameDevBlog
Blog covering game design, management, and coding by Treyarch designer and frequent Gamasutra contributor Fristrom.
McGee, American
Personal blog of the Alice, Scrapland and former id designer. Also features a FAQ, links, and a forum.
Miller, Scott - Game Matters
Blog discussing game design and the games industry.
Tørnquist, Ragnar
Designer of games such as The Longest Journey and Casper, and writer of Anarchy Online. Contains profile, projects, novels, short stories, and a blog.
Warfield, Thomas - A Shareware Life
Blog and personal site covering game designer and the shareware industry from the designer of Pretty Good Solitaire.