Mariano-Florentino Cuéllar

Board member since 2014. Menlo Park, Calif.

Mariano-Florentino (Tino) Cuéllar is the president of the Carnegie Endowment for International Peace — the oldest think tank in America and the only one dedicated to pursuing global security and peace through its operations in the United States as well as East and South Asia, Europe and Eurasia, and the Middle East and Africa.

Cuéllar previously served for nearly seven years as a justice on the Supreme Court of California, the highest court of America’s largest judiciary, and led the courts’ efforts to better meet the needs of millions of limited-English speakers. Before that, he was the Stanley Morrison Professor at Stanford Law School and director of Stanford University’s Freeman Spogli Institute for International Studies. A member of the American Academy of Arts and Sciences, Cuéllar has published widely on American institutions, international regulatory and security problems, public law, and technology’s impact on law and government, and served two U.S. presidents in a variety of roles in the federal government. During the Obama administration, he led the White House Domestic Policy Council teams working on civil and criminal justice, public health, immigration, and transnational regulatory issues. He also co-chaired the U.S. Department of Education’s Equity and Excellence Commission as well as the Obama-Biden transition’s Immigration Policy Working Group, and was a presidential appointee to the Council of the Administrative Conference of the United States.

In addition to serving as chair of the board of the William & Flora Hewlett Foundation, he is a member of the Harvard Corporation, the Council of the American Law Institute, and the American Academy of Arts and Sciences Commission on Accelerating Climate Action. Born in Matamoros, Mexico, he grew up primarily in communities along the U.S.-Mexico border. He graduated from Harvard College and Yale Law School, and received a Ph.D. in political science from Stanford University.

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