(written from a Production point of view)
John C. Kilkenny is a visual effects and film producer who, while working for Paramount Pictures in 1998, produced Blue Sky/VIFX's effects for Star Trek: Insurrection. His is currently the Executive Vice President head of Twentieth Century Fox, where he is the head of the studio's visual effects department.
Kilkenny attended the University of Arizona in the 1980s.  He began his career in show business as an assistant director on the late 1980s independent films Dance of the Damned (starring Cyril O'Reilly) and Wizards of the Lost Kingdom II (featuring Sid Haig). He later produced the visual effects for Michael Jackson's short film Ghosts, on which Mike Smithson was Jackson's make-up artist.
While working with Paramount, Kilkenny produced Digital Domain's visual effects for the 1997 Paramount films Conspiracy Theory (starring Patrick Stewart) and the Academy Award-winning Titanic (starring David Warner). Following a brief stint with Buena Vista Pictures to produce the visual effects for the 2000 film Gone in Sixty Seconds, Kilkenny began working at Twentieth Century Fox.
At Fox, Kilkenny was the visual effects producer for the such films as Dr. Dolittle, The First $20 Million Is Always the Hardest, Daredevil, Garfield, and I, Robot. He was also an associate producer on the latter two films. Daredevil featured performances by Erick Avari and Leland Orser, while the cast of I, Robot included James Cromwell and Bruce Greenwood. The visual effects he produced for I, Robot, were nominated for an Academy Award (although he did not officially share the nomination).
His more recent projects for Fox include Night at the Museum, Fantastic Four: Rise of the Silver Surfer, and Live Free or Die Hard (featuring Tim Russ). He is currently heading the visual effects department on James Cameron's anticipated film Avatar, starring Zoe Saldana.