Heidi Shierholz joined the Economic Policy Institute in 2007. She has researched and spoken widely on the economy and economic policy as it affects middle- and low-income families, especially in regards to employment, unemployment, labor force participation, compensation, income and wealth inequality, young workers, unemployment insurance, and the minimum wage. Shierholz is a coauthor of The State of Working America, 12th Edition; is a frequent contributor to broadcast and radio news outlets, including ABC, CBS, NBC, CNN, and NPR; and is regularly quoted in print and online media outlets, including the New York Times, Washington Post, and the Huffington Post. She has repeatedly been called to testify in Congress on labor market issues. She is a member of the board of directors of the DC Employment Justice Center. Prior to joining EPI, Shierholz worked as an assistant professor of economics at the University of Toronto.