The Rev. Jana Drakka is a senior Zen Buddhist priest, calligrapher and community activist. She provides meditation, memorials and harm reduction groups for marginally housed people and those who work with them in San Francisco. She also advocates for the rights of those living in poverty.

The Mental Health Chaplaincy is a Seattle program based at Prospect Congregational United Church of Christ that has trained chaplains walking the city streets looking for vulnerable, mentally ill people who may need assistance. Contact Kae Eaton.

Karen Dudley is the founder and senior pastor of Dallas International Street Church, a nondenominational church of homeless people in Dallas.

Read a May 8, 2004, San Francisco Chronicle story on how the Stanford Prison Experiment foretold Abu Ghraib.

JoCo IHN (formerly Johnson County Interfaith Hospitality Network) is a nonprofit coalition of congregations in Johnson County, Kansas, that provides services to homeless families.

Greg Boyd is senior pastor of Woodland Hills Church in St. Paul, Minn., and author of The Myth of a Christian Nation: How the Quest for Political Power is Destroying the Church, in which he says American Christians should seek to build the kingdom of God instead of building political power.

Faithful America is an interfaith advocacy project of the National Council of Churches that is based in Washington, D.C. Contact through the website.

The Sacred Church of Saint Jacob, Apostle Greek Orthodox Parish of Florence. This is an Orthodox Church in the city center of Florence, Italy. The website gives access to links and materials regarding Orthodoxy in the region and other Orthodox sites. Contact through the website.

Chuck Queen is senior pastor of Immanuel Baptist Church in Frankfort, Ky. In 2008, he gave a sermon about the Christian directive to love one’s enemies, in which he used Lincoln’s choice of his Cabinet as a major example.