 Despite its editorial issues, the 3rd edition rules were well-received enough to win the 1986/1987 Gamer's Choice Award for "Best Science-Fiction Roleplaying Game".The 4th edition of "Gamma World" was a 192-page softcover book, written by Bruce Nesmith and James M. Ward, published in May 1992 by TSR.This version of the game abandoned the 3rd edition's Action Control Table for mechanics resembling "2nd Edition Advanced Dungeons & Dragons".