It all began with an awkward encounter. When he was 5, Charles Graves watched his siblings telling a department-store Santa what they wanted for Christmas. The children’s excitement was obvious, and Graves could see the Santa’s smile as he listened to each child’s wishes. But when it was Graves’s turn, the Santa just looked at him, paused, handed him a small gift, and moved on to the next child. “I was the only Deaf person in the room,” recalls Graves, now 54, “and for the first time, I felt alone.”