The Rev. Iain Maclean, associate professor of Western religious thought, philosophy and religion at James Madison University in Harrisonburg, Va., has written about liberation theologians and the struggle for democracy in Brazil.

Arthur Pressley, associate professor of psychology and religion at Drew University in Madison, N.J., has written about liberation theology, pastoral care and the spirituality of violence.  

John Burdick, Syracuse University professor and anthropology chair, is the author of Legacies of Liberation: The Progressive Catholic Church in Brazil (Ashgate Publishing, 2004). He says the emphasis in liberation theology has shifted from the poor to those marginalized by race, ethnicity or gender – though not yet sexuality. Contact , .

Sister Carol Taylor is former director of the Center for Clinical Bioethics at Georgetown University. She also is a senior research scholar at the Kennedy Institute of Ethics and a professor of nursing at Georgetown. Her background is in philosophy, bioethics and nursing. She is experienced in caring for chronically and critically ill patients and their families.

Otto Maduro, professor of Christianity at Drew University in Madison, N.J., has written from a sociological perspective about the liberating option for the oppressed in Latin American Catholicism and on the relations between Marxism and religion.

Kevin E. Lofton is president and CEO at the Denver-based Catholic Health Initiatives. CHI is operated by a religious-lay partnership. It is one of the largest Catholic health systems firm in the country, with hospitals; long-term care, assisted and independent living and residential facilities; and community-based health organizations in 16 states.

Sister Margaret Guider, associate professor of missiology at Boston College, is the author of Daughters of Rahab: Prostitution and the Church of Liberation in Brazil (Augsburg Fortress, 1995).

Richard Horsley, professor of liberal arts and the study of religion at the University of Massachusetts at Boston, has written about the Bible and liberation and how Jesus and Paul ignited a revolution and transformed the ancient world.

Heidi Hadsell, president of Hartford Seminary in Hartford, Conn., has written about eco-justice and liberation theology.