Ph.D., History, Yale, 1982
M.A., History, Yale, 1976
M.A., History, U. of Kansas, 1975
B.A., History, U. of Kansas, 1973
Catholic Church in modern Polish history
Poland and Central Europe; history of Christianity, esp. Catholic Church; modern Europe; Baseball in American history
Hist 102: Western Civilization, 1500-Present
Hist 239: Poland and its Neighbors, 1795-1914
Hist 329: Catholic Church, 1500-Present
Hist 346: Poland and its Neighbors, 1914-1945
Hist 348: Poland and its Neighbors, 1945-Present
Hist 448: Baseball in American History
President, Polish American Historical Association
Member, editorial board, Polish American Studies
Rome's Most Faithful Daughter: The Catholic Church and Independent Poland, 1914-1939. Athens: Ohio University Press, 2009.
Poland, the United States, and the Stabilization of Europe, 1919-1933. New York: Oxford University Press, 1986.