Arthur G. Miller is a psychology professor at Miami University in Oxford, Ohio, and editor of The Social Psychology of Good and Evil.

Martha K. Huggins is Charles A. and Leo M. Favrot Professor of Human Relations at Tulane University in New Orleans and co-author of Violence Workers: Police Torturers and Murderers Reconstruct Brazilian Atrocities.

Danny L. Balfour is a professor and past director of the School of Public and Nonprofit Administration at Grand Valley State University in Grand Rapids, Mich. He is co-author of Unmasking Administrative Evil and of “Abu Ghraib, Administrative Evil, and Moral Inversion: The Value of ‘Putting Cruelty First’ ” in the September/October 2006 issue of Public Administration Review.

The West Coast Poverty Center is based at the University of Washington. Jennifer Romich is director as well as professor of social work and public affairs.

Greg Duncan is Distinguished Professor of Education at the University of California, Irvine. He has published extensively on welfare and poverty, including (as co-author) Higher Ground: New Hope for the Working Poor and Their Children and (as co-editor) For Better and For Worse: Welfare Reform and the Well-Being of Children and Families.

Angela Glover Blackwell is founder and CEO of PolicyLink, a national research institute in Oakland, Calif., that works for economic and social equity. She is a lawyer and well-known advocate on issues of poverty, race and the role of faith.

The Coalition for Compassion and Justice, based in Prescott, Ariz., helps meet the needs of people in poverty. Contact executive director Paul Mitchell.

Nicholas Carnagey is visiting professor of psychology at Wake Forest University in Winston-Salem, N.C., and co-author of the chapter “Violent Evil and the General Aggression Model” in The Social Psychology of Good and Evil.

Heidi Unruh is director of the Congregations, Community Outreach and Leadership Development Project and staff associate with Evangelicals for Social Action. She is co-editor of Hope for Children in Poverty: Profiles and Possibilities and co-author of Saving Souls, Serving Society: Understanding the Faith Factor in Church-Based Social Ministries. She lives in Hutchison, Kan.