As an increasingly important member, and leader, of the Imagineers, he became even more identified with the legacy of Mr. Disney, who died in late 1966, well before the openings of Walt Disney World, in 1971, and Epcot, in 1982.
Aina kasvava tähtsusega liikme ja Imagineersi juhina seoti teda üha rohkem Walt Disney pärandiga, kes suri 1966. aasta lõpus tükk aega enne Walt Disney Worldi avamist aastal 1971 ja Epcoti avamist aastal 1982.