Tammy Frisby has been a research fellow at the Hoover Institution at Stanford University since the fall of 2009. She studies American national politics and public policy making and is currently working on a book about the politics of tax reform.

At Stanford, she also teaches the introductory course on American national politics and government and the survey course in the politics of public policy making, two of the largest courses in the political science department and the university's public policy program. She arrived at Stanford in the autumn of 2006 as a postdoctoral fellow at the Bill Lane Center for the American West. From September 2007 to August 2009, she was executive director of the Bill Lane Center.

Her research has been published in Legislative Studies Quarterly, California Journal of Politics and Policy, and Environmental Science and Technology. Frisby has contributed op-eds to the Wall Street Journal, the major Capitol Hill Internet newspaper POLITICO.com, CNN.com, and the Washington Times. Her analysis of current US policy making and politics can also be found on Advancing a Free Society, a site for political analysis and commentary from Hoover Institution scholars. She is a frequent guest on radio and television as a political analyst.

Frisby holds an MA and PhD in political science from Harvard University's Department of Government. She earned her BA in political science summa cum laude from Concordia College in Moorhead, Minnesota.