Tabak has created a fascinating exploration of a unique and uniquely beautiful North American language. The story begins in 18th century France in the first schools to use signed language as the language of instruction. Early in the 19th century a few individuals introduced a variant of this language into the United States and developed an educational system in which to use it. Out of these schools come members of a new American social class, the Deaf--with a capital D--who, united by a common signed language, create institutions through which they can participate in society on terms equal...