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“Laughter: A Scientific Investigation” by Robert Provine, PhD

Drawing upon ten years of research into this most common–yet complex and often puzzling–human behavior, Dr. Robert Provine, the world’s leading scientific expert on laughter, investigates such aspects of his subject as its evolution, its role in social relationships, its contagiousness, it neural mechanisms, and its health benefits. This is an erudite, wide-ranging, witty, and long-overdue exploration of a frequently astonishing subject. HIGHLY RECOMMENDED READING FOR CERTIFIED LAUGHTER LEADER WORKSHOPS.