Andrew.E.C Gaska author page

Andrew.E.C Gaska biography

Andrew E.C. Gaska is a narrative director, designer and science-fiction author with more than 20 years of industry experience. He has written lore and adventures for Free League Publishing’s Alien Role-Playing Game, work that won ENnie and UKGE awards. He wrote the novels Conspiracy of the Planet of the Apes and Death of the Planet of the Apes.

His role-playing game work includes Nightfall Games’ The Terminator and Terminator 2 RPGs, Magnetic Press Play’s West End Games Carbon Grey RPG, Buck Rogers, Space:1999 and Choose Your Own Adventure. He was a franchise canon consultant for 20th Century Studios for Alien and Planet of the Apes, and he developed and wrote an in-house Predator bible. He also worked for 17 years as a consultant for Rockstar Games on titles including Grand Theft Auto and Red Dead Redemption.

Gaska co-wrote The Planet of the Apes RPG Core Rulebook with E.L. Thomas, with Chris Scalf as illustrator; it was published by Magnetic Press on 20 January 2026 and has an age range of 13 to 18 years. He and E.L. Thomas also co-wrote The Planet of the Apes RPG ANSA Sourcebook, illustrated by Chris Scalf and published by Magnetic Press on 17 February 2026. His later work in the same series includes The Planet of the Apes RPG Solo Rulebook, co-written with E.L. Thomas and John Wick and published by Magnetic Press on 15 September 2026.