All artists and authors did many things, but for Star Wars purposes, Daniel Wallace worked on: Star Wars: The Essential Chronology, The New Essential Guide to Characters (Star Wars), The Essential Guide to Droids (Star Wars), Geonosis and the Outer Rim Worlds (Star Wars Roleplaying Game: Rules Supplements), Essential Guide to Planets and Moons (Star Wars), Coruscant and the Core Worlds (Star Wars Roleplaying Game), Anakin Skywalker: The Story of Darth Vader, C-3PO : Tales of the Golden Droid (Star Wars Masterpiece Edition), and

Star Wars Episode 1: What's What: A Pocket Guide to the Phantom Menace.

    If you know of any other Star Wars projects, let me know. Obtained through exchange.