At any other time, the sight of children playing in his father's garden might have seemed a happy one to young Thomas Hopkins Gallaudet of Hartford, Conn. But on one particular day in 1814, it was not. Among the children was nine-year-old Alice Cogswell—the little deaf girl from next door who could neither speak nor write. As he watched her trying so hard to keep up, 26-year-old Thomas Gallaudet began to think: perhaps he could teach her.
Improvising his methods as he went along, Gallaudet did teach Alice, and her physician father was so grateful that he decided Gallaudet should teach other...