Gannon's book explores the distinctive visual culture of deaf Americans by documenting the origins of schools, programs, organizations, events and more.

In 2001, the Smithsonian Institution presented the landmark photographic exhibition History Through Deaf Eyes, representing nearly 200 years of United States deaf history. Drawing heavily on the extensive archives at Gallaudet University, the curators created an exhibition that drew more than 400,000 people viewed at the Smithsonian and in 12 cities during a five-year national tour. Its popularity prompted the production of a documentary film for...