Faculty Co-Director, LPPI; Professor of Political Science and Chicana/o Studies
Areas of Expertise:Civil RIghts, Democracy & Civic Engagement, Demography & Population Studies
His research examines the political participation of racial and ethnic minorities in the U.S., and he has taught various courses on racial and ethnic politics, the Voting Rights Act, elections, statistics, and American politics. Barreto has published nearly 50 peer-reviewed research articles, chapters and books that examine Latino public opinion, voting behavior, and racial politics in America. His books include “Ethnic Cues: The Role of Shared Ethnicity in Latino Political Behavior” (University of Michigan Press), “Change They Can’t Believe In: The Tea Party and Reactionary Politics in America” (Princeton University Press), and “Latino America: How America’s Most Dynamic Population Is Poised to Transform the Politics of the Nation” (Public Affairs).
Barreto has submitted expert reports and given expert testimony in numerous voting rights cases in California and across the country related to Latino, African American and Asian American voting rights and representation. In 2018 he was a lead expert witness for the states of New York and California in a lawsuit that successfully blocked the Department of Commerce from adding a citizenship question to the 2020 Census. He has has been an expert witness in dozens of Voting Rights Act lawsuits, providing statistical analysis and testimony on vote dilution, racially polarized voting, and voter identification laws working with the ACLU, MALDEF, the NAACP, Lawyers Committee for Civil Rights and other organizations. His testimony and research reports were cited in decisions striking down voter identification laws in Texas, Wisconsin, and Pennsylvania.
He has been invited to brief the Obama White House, the U.S. Senate and U.S. House committees, as well as the California and Washington state legislatures, and he has been a keynote speaker at many national Latino-focused conferences, including NALEO, LULAC, CHCI, UnidosUS and others.