Greg Costikyan

Computer Game designer

http://www.costik.com

created publisher ManifestoGames http://www.manifestogames.com/ and related game-critique site Play This Thing! http://playthisthing.com/

"I Have No Words & I Must Design" from 1994 on "what is a game?" (not a puzzle, not a toy, not a story...)

Death to the Games Industry - http://www.escapistmagazine.com/issue/8/3

One author of the Scratchware Manifesto in 2001.

he wrote some books too