Shared joy is a double joy; shared sorrow is half a sorrow. - Swedish Proverb

Norman RosenthalHello and thank you for your interest in Defeating SAD: A Guide to Health and Happiness Through All Seasons

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NORMAN E. ROSENTHAL is the world renowned psychiatrist and bestselling author, who first described seasonal affective disorder (SAD) and pioneered the use of light therapy as treatment during his time at the National Institute of Mental Health. A prolific researcher and writer, he has written more than three- hundred scholarly articles and authored or co-authored ten popular books. These include Poetry Rx, the New York Times bestseller Transcendence and the national bestsellers The Gift of Adversity and Super Mind.

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