Dorsey, Don Audio engineer, synthesist, and designer of shows and parades at Disneyland who, after part-time work as synthesist/arranger on America on Parade in 1975, arranged and performed the music for the updated Main Street Electrical Parade in 1977 and guided the development of the park’s parade-control audio computer system in 1980. Beginning in 1983, he created and directed nightime fireworks spectaculars for Walt Disney World, including Laserphonic Fantasy, IllumiNations, and Sorcery in the Sky. He also designed the sound effects for Fantasmic! at Disneyland.