Jon Trux is credited as the editor of the Star Wars Official Poster Monthly magazine, specifically from issues 2 through 15. It is also possible that he was the editor for the debut issue of the magazine.
Additionally, he wrote several articles, which appeared in the following issues:
- Star Wars Official Poster Monthly 2: An article titled "Choreography of a Dogfight"
- Star Wars Official Poster Monthly 3: An interview piece featuring John Stears
- Star Wars Official Poster Monthly 4: An article titled "The Building of Artoo"
- Star Wars Official Poster Monthly 5: An article titled "The Power Behind the Throne"
- Star Wars Official Poster Monthly 6: An article titled "The Spaceships of Star Wars"
- Star Wars Official Poster Monthly 7: An article titled "Beams, Blasters, and Battlestations!"
- Star Wars Official Poster Monthly 13: An article titled "The Shooting of Star Wars Part Two—On the Floor"
- Star Wars Official Poster Monthly 14: An article titled "Star Wars and the Effect Pioneers"
- Star Wars Official Poster Monthly 15: An article titled "Orbiter 102—First Space Freighter"