American visual effects supervisor (born 1962) at Industrial Light and Magic who worked on the Next Generation pilot and supervised the effects of Star Trek Generations and Star Trek: First Contact.
John Knoll is an American visual effects supervisor who has spent his career at Industrial Light and Magic, where he became chief creative officer. With his brother Thomas he created the image-editing program Photoshop, and he won an Academy Award for Pirates of the Caribbean: Dead Man's Chest.
Early in his time at the company he worked on the effects photography for Encounter at Farpoint, the pilot of The Next Generation.
He returned as ILM's visual effects supervisor on Star Trek Generations, with its Nexus energy ribbon and the crash of the Enterprise-D saucer, and on Star Trek: First Contact, which opens with the Battle of Sector 001 and introduced the Enterprise-E.