Stories by Kathleen A. Ethier | Scientific American
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Stories by Kathleen A. Ethier

Kathleen A. Ethier is director of adolescent and school health at the Centers for Disease Control and Prevention. She holds a Ph.D. in social psychology from the City University of New York. Follow the CDC's Division of Adolescent and School Health on Twitter @CDC_DASH and follow Ethier on Twitter @ethierka The findings and conclusions in this paper are those of the author and do not necessarily represent the official position of the Centers for Disease Control and Prevention.