Shannon is a leading authority on the Americas, Mexico, global trade, supply chains, and democracy and oversees the work of the more than six dozen fellows in CFR’s David Rockefeller Studies Program as well as its fourteen fellowship programs. She has lived and worked in Mexico and Argentina, where she began her career in emerging markets finance before turning to policy, and has directed CFR’s task forces on North America and U.S.-Latin America relations. She is a columnist for Bloomberg Opinion and the author of two books, The Globalization Myth: Why Regions Matter (Yale University Press, 2022) and Two Nations Indivisible: Mexico, the United States, and the Road Ahead (Oxford University Press, 2013).

Shannon holds a B.A. from Yale University, an M.A. in international relations from Yale University, and a Ph.D. in government from Harvard University. She has taught at Harvard and Columbia Universities.