Bradley R. Schiller is professor emeritus in the School of Public Affairs at American University in Washington, D.C. His book The Economics of Poverty and Discrimination has been a standard teaching text for two decades.

Ezra Rosser is assistant professor at the Washington College of Law at American University in Washington, D.C., where he teaches a course on law and poverty. He co-edits and writes the Poverty Law.

The Progressive Interfaith Alliance formed in Delaware in 2009 to focus on finding ways to ease poverty in its area. It now works on a variety of social justice issues. Contact the Rev. Michael Smith of the Unitarian Universalists of Southern Delaware in Lewes.

NETWORK is a national Catholic social justice organization that promotes economic justice at the federal level. Sister Simone Campbell is executive director. You can also email specific staff members through the website.

John Iceland is professor of sociology and demography at Penn State University. He is the author of Poverty in America: A Handbook and has authored numerous papers and reports on poverty patterns, causes and measurement.

Lisa Sharon Harper is co-founder of New York Faith & Justice, a network of churches, organizations and individuals that work to end poverty and poverty-related violence in New York City.

Arm in Arm, the Crisis Ministry of Princeton and Trenton, N.J., sponsors “Community Action Poverty Simulations,” in which people of different faiths learn what it is like to live in poverty. The organization targets hunger, homelessness and poverty with a variety of programs.

Stephen Wizner is William O. Douglas Clinical Professor of Law and Supervising Attorney at Yale Law School in New Haven, Conn. One of his areas of expertise is poverty law, and he has participated in conferences on law and religion.

Aviva Luz Argote is executive director of the Hauser Center for Nonprofit Organizations at the Kennedy School of Government at Harvard University in Cambridge, Mass.