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Jack Randle Gannon (November 23, 1936 – March 14, 2022) was an American author and historian of Deaf culture. Deaf since age eight, he had chronicled the history and culture of Deaf people and organizations around the world, most notably in his 1981 book Deaf Heritage. Gannon was an educator at the Nebraska School for the Deaf and served for many years in administrative roles at Gallaudet University.