Cosmic Encounter and Dune Co-Creator Jack Kittredge Dies Aged 82

John “Jack” Kittredge, co-designer of Cosmic Encounter and Avalon Hill’s Dune, died on 25 October 2026 at the age of 82. BoardGameWire reported his death on 10 November. In a tribute published by Future Pastimes, Greg Olotka recalled attending early playtests at Kittredge’s home in Hyannis, Massachusetts, where he would dip into Kittredge’s comic book collection when the adults’ games lost his attention.

Cosmic Encounter and the appeal of breaking the rules

Kittredge developed Cosmic Encounter with Bill Eberle, Peter Olotka and Bill Norton. The game grew out of an early prototype called Universe Game, with the designers going on to set up Eon Products to publish the game themselves in 1977. Players compete to establish colonies on one another’s planets, recruiting allies and making deals along the way. Each alien species has a power that can bend a rule everyone else has to follow, and changing the aliens in play changes which tactics work and who might make a more promising ally.

Richard Garfield called Cosmic Encounter the “most influential ancestor” of Magic: The Gathering, pointing to the surprises that emerged when different alien powers met. Matt Leacock drew on its distinct player abilities for Pandemic, Forbidden Island and Forbidden Desert. When Fantasy Flight Games published a new edition in 2008 they hired Kittredge to help refine the game, and he also returned to playtest the Cosmic Eons expansion in 2015.

From ancient Rome to Arrakis

Kittredge, Eberle and Peter Olotka also designed Dune, published by Avalon Hill in 1979. The game gave its various factions different ways to exert power on Arrakis, from the Spacing Guild’s control of transport to the Fremen’s familiarity with the desert. Peter Olotka credited Kittredge with the simultaneous combat dials with both sides secretly choosing how many troops to commit, then revealing their choices together. The winner still loses the troops committed to the battle, so bidding too many leaves the victor at a possible disadvantage, especially if the attacker committed low numbers to draw the enemy forces out in a bluff, possibly placing themselves in a much better position for a follow-up attack using greater forces.

The wheels came from Tribute, an unpublished game in which governors fought for control of ancient Rome. In his own account of the prototype, Kittredge described how players assembled legions by bringing gold, grain and men together. The battle wheels went into Dune, while the idea of territories producing different resources fed into Borderlands. The Dune system also provided the basis for Fantasy Flight’s Rex: Final Days of an Empire in 2012, and Gale Force Nine brought Dune itself back into print in 2019.

Beyond Cosmic Encounter and Dune

In Borderlands, players trade resources produced in different territories and combine them to build what they need. Fantasy Flight later revisited the design as Gearworld: The Borderlands. Hoax, which Kittredge designed with Eberle, Ned Horn and Peter Olotka, put bluffing at the centre of play, with players claiming different identities to use their privileges while keeping their actual identity secret. Kittredge’s other Eon credits include Quirks, Runes and Darkover, the last based on Marion Zimmer Bradley’s novels.

Outside games, Kittredge and his wife, Julie Rawson, established Many Hands Organic Farm in Massachusetts in 1984. He edited The Natural Farmer, the newspaper of the Northeast Organic Farming Association, for 33 years. At the 2019 Cosmic Encounter Galactic Championship, decades after those playtests in Hyannis, Kittredge sat down to play with a new generation of fans. He is survived by Rawson, their four children and eight grandchildren.

For further information please read the brilliant BoardGameWirearticle by Mike Didymus-True, and the extensive and moving tribute by Greg Olotka on the Future Pastimes site.

Images courtesty of Future Pastimes.