Winston Dang

Dang Tion-sin (; born 1943), also known by his English name Winston Dang, is a Taiwanese biochemist, pharmacist, and politician who is a member of the Democratic Progressive Party. He was elected to the Legislative Yuan in 2004, and served through 2007, when he was appointed leader of the Environmental Protection Administration. He stepped down from the agency in 2008.

Education Dang graduated from Taipei Medical University with a Bachelor of Science in pharmacy in 1967. He then completed advanced studies in the United States, earning a Master of Science (M.S.) in pharmacology from Columbia University in 1970 and his Ph.D. in biochemistry from the City University of New York in 1974. In 1989, Dang earned a Master of Public Health (M.P.H.) from the Harvard T.H. Chan School of Public Health of Harvard University.

Career Dang worked for the United States Environmental Protection Agency, prior to his return to Taiwan and election to the Legislative Yuan as a Democratic Progressive Party representative of overseas Chinese.

Dang was appointed head of the Environmental Protection Administration by Chen Shui-bian after the 2004 elections, and Dang renounced his U.S. citizenship to take up the position. His work as minister earned him the nickname "the over-educated garbage man".