Books

The Pope Who Would be King Random House, April 2018	The Pope and Mussolini Random House, 2014	The Kidnapping of Edgardo Mortara Knopf/ Vintage, 1997	Amalia's Tale Houghton Mifflin, March 2008
Prisoner of the Vatican Houghton Mifflin, 2004	The Popes Against the Jews Knopf/Vintage, 2001	Ritual, Politics, and Power Yale University Press, 1988	Sacrificed For Honor Beacon Press, 1993
Politics and Symbols Yale University Press, 1996	Family, Political Economy, and Demographic Change (with Dennis Hogan) University of Wisconsin Press, 1989	Family Life in Central Italy Rutgers University Press, 1984	Comrades and Christians Cambridge University Press, 1980