The language landscape -- Earliest historical linguistic accounts -- A national treasure -- Early sign language studies -- The spectrum of discourse: from ceremonial to conversational -- The ...

A woman performs the Namaskara gesture, a traditional Indian greeting with hands in front of chest and a slight bow. Martin Harvey/Corbis There is no one key to unlocking the mysteries of India, a ...

RIVERTON — When Dr. Vonda Wells was traveling in Canada last summer, she met an older gentleman who asked her where she was from. When she answered, he raised his hands and made a sign; Wells didn’t ...