ROY ROSENZWEIG is professor of history and Director of the Center for History and New Media at George Mason University. He is the author of several books including The Park and the People: A History of Central Park(with Elizabeth Blackmar). He is also the coauthor of Who Built America?, a two-volume multimedia CD-ROM.DAVID THELEN is professor of history at Indiana University and editor of the Journal of American History. He is also the editor of Discovering America: Essays on the Search for an Identity, and the author of several books including Becoming Citizens in the Age of Television.
Susan Strasser is the author of the award winning "Never Done" & "Satisfaction Guaranteed: The Making of the American Mass Market." Her articles have appeared in "The New York Times," "The Washington Post," & "The Nation." A professor of history at the University of Delaware, she lives near Washington, D.C.