Dona De Sanctis resigned in 2007 from deputy executive director of the Order Sons of Italy in America, which does not support changing the name of the federal holiday. She is editor-in-chief of Italian America magazine and researches Italian American history and achievements.

Robert Royal serves as president of the Faith & Reason Institute and editor-in-chief of The Catholic Thing. His books include 1492 and All That: Political Manipulations of History and Reinventing the American People: Unity and Diversity Today.

James W. Loewen was a visiting professor of sociology at Catholic University of America, Washington, D.C., and the author of several books, including The Truth About Columbus (New York: The New Press, 1992).

Paul Martin Lester is professor of communications at California State University-Fullerton. See a 1993 essay he published in Visual Anthropology about why Columbus should not be honored.

Bernard McGinn is Naomi Shenstone Donnelley Professor Emeritus of Historical Theology and of the History of Christianity in the Divinity School and the Committees on Medieval Studies and on General Studies. Read his thoughts about how Columbus was on an apocalyptic mission, from the PBS show Frontline.

The Indigenous Peoples Day Committee is based in Berkeley, Calif. Contact committee coordinator Rochelle Hays.

The Transform Columbus Day Alliance has an international membership of more than 60 organizations.

Dennis J. Banks, an Ojibwe, is chairman and co-founder of the American Indian Movement. The AIM site lists its speakers from around the country.

Michael O. Emerson is a professor of sociology at the University of Illinois at Chicago. He has written several books on race and religion, including People of the Dream: Multiracial Congregations in the United States and Divided by Faith: Evangelical Religion and the Problem of Race in America.