Peter J. Duignan was a senior fellow at the Hoover Institution. He wrote extensively on comparative colonial history, modern European history, African documentation and bibliography, Hispanics in the United States, U.S. foreign policy, Africa, immigration to the United States, and the Atlantic Alliance (the U.S. and Europe since 1945). His research included the role of immigration in the making and remaking of America, Islamic fundamentalism, and Americans and African-Americans in Africa and Africans in America, a study of reciprocal relations. He died in 2012.
Alvin Rabushka is the David and Joan Traitel Senior Fellow at the Hoover Institution. He is an expert on taxation. His books and articles on the flat tax, with Hoover fellow Robert Hall, have provided the foundation for numerous tax reform bills. His book Taxation in Colonial America was just released by Princeton University Press. His other research areas are economic development in Pacific Rim countries, Israel, and the transition economies of Central and Eastern Europe, notably Russia.