Update: StarWars.com remembers Grant McCune with behind the scenes recollections from a 2007 anniversary screening of
Star Wars: Episode IV A New Hope.
Grant McCune has died of complications from cancer on Monday. He was 67. Described as a "quiet but crucial" innovator who specialized in models and miniatures, Grant McCune was one of Hollywood's best known special and visual effects artists pumping out designs for over 100 films.
His highlighted achievements include in 1978, McCune with John Dykstra won the Academy Award for Best Visual Effects for his work on R2-D2 and all the creatures from the 1977 Star Wars. He also appeared in the movie as a Death Star Gunner. In 1980, he received an Academy Award nomination for Best Visual Effects.
Source:
Deadline