It was best known for its graphics editors SuperPaint, Digital Darkroom and the multimedia authoring application SuperCard.
[2] Since late 2009, Jackson has been a mentor for San Diego sessions of the Founder Institute.
Although no longer an active seed investor, Jackson made some notable investments in the 1990s.
[4] In 1994, Jackson loaned Wired Ventures the money that allowed the company to start up HotWired, the first commercial web magazine.
Jackson was the seed investor in Outpost.com, an early online reseller of computer equipment.
Outpost.com gained some notoriety for its TV ads in which gerbils were shot out of a cannon and wolves attacked a high school marching band.
He has been an executive producer of Angelic's movies, The Month of August, Hole in One: American Pie Plays Golf, Beach Bar, Music High, La Migra, Fearless and Space Samurai: Oasis.
[6] In 1978, he was the High Marine at the National Championships for Service Rifle, held at Camp Perry, Ohio.
In 1993 and 1994, he earned a spot on the US National Team in Rapid Fire Pistol and competed internationally.
[8] In 1996, his three-man team won the U.S. National Championship in Rapid Fire Pistol.