Emily Fair Oster is an American economist. After receiving a B.A. and Ph.D. from Harvard in 2002 and 2006 respectively, Oster joined the faculty of the University of Chicago Booth School of Business, where she taught prior to moving to Brown University(after being denied tenure at Booth), where she currently holds the rank of Professor of Economics. Her research interests span from development economics and health economics to research design and experimental methodology. Her work has received exposure among non-economists through the Wall Street Journal, the SuperFreakonomics bestseller book, and her 2007 TED Talk, among other media sources.