Eric Holt-Gimenez is executive director of the Institute for Food and Development Policy (Food First), which works to eliminate the injustices that cause hunger. It’s based in Oakland, Calif.

He is professor emeritus of religious studies at Santa Clara University in California and author of Broken Bread and Broken Bodies: The Lord’s Supper and World Hunger.

The World Hunger Education Service in Washington, D.C., posts definitions and data on global hunger and provides links to news stories on the topic. Daniel E. Shaughnessy is chairman.

The Food and Agriculture Organization of the United Nations works to eliminate world hunger. Its headquarters are in Rome, but it has a liaison office with North America in Washington, D.C.

Provides detailed information about the global food situation, including an interactive hunger map. Jennifer Parmelee is the organization’s U.S. spokeswoman. Contact her in Washington, D.C.

Clergy and Laity United for Economic Justice is an interfaith network of 600 Los Angeles area religious and lay leaders who focus on the working poor, including illegal immigrants. Rabbi Jonathan Klein is executive director.

ONE International is an international grassroots organization that aims to reduce poverty and preventable disease in Africa and globally. Contact U.S. media manager Ian Koski.

Oxfam International is a confederation of 17 different organizations that work in 90 countries to reduce poverty worldwide. They work in the political arena, in emergency relief and in grassroots community development projects.

Sandra Barnes is a professor of human and organizational development at Vanderbilt University in Nashville, Tenn., whose research interests include the sociology of religion. She is the author of The Black Mega Church: Framing and Addressing HIV/AIDS and Poverty in the Age of Health and Wealth Theology.