Laughter a scientific investigation - Provine, Robert R. (New York, N.Y. : Penguin Books, 2001)
Laughter: an introduction -- The road not taken: philosophical and theoretical approaches to laughter -- Natural history of laughter -- Cracking the laugh code: from sound lab to opera studio -- Chimpanzee laughter, speech evolution, and paleohumorology -- Ticklish relationships -- Contagious laughter and the brain -- Abnormal and inappropriate laughter: clinical perspectives -- Laughing your way to health.
Previously published: New York : Viking, 2000.
Includes bibliographical references (p. 231-246) and index.
All age.
Keywords: Laughter -- Psychological aspects