Amanda Finger is executive director of the Laboratory to Combat Human Trafficking in Denver.

Melissa Farley is a clinical and research psychologist and directs the San Francisco-based Prostitution Research and Education project, which works to abolish prostitution and help prostitutes. She edited Prostitution, Trafficking and Traumatic Stress.

Claude d’Estrée is director of the Human Trafficking Center, the Center on Rights Development and the international human rights degree program at the University of Denver, where he is also a Buddhist chaplain.

Kay Buck is executive director of the Coalition to Abolish Slavery & Trafficking, a nonprofit that seeks to serve victims of trafficking. It is based in Los Angeles.

Melissa Broudo is a staff attorney at the Sex Workers Project at the Urban Justice Center in New York, where she focuses on the legal concerns, safety and rights of sex workers.

Wendy Cadge is an associate professor of sociology at Brandeis University in Waltham, Mass. She has written widely about homosexuality and Christianity, especially as it pertains to mainline Protestantism.

Margaret A. Farley is the Gilbert L. Stark professor emerita of Christian ethics at Yale Divinity School in New Haven, Conn. She is Catholic and has written widely about Christian sexual ethics.

Luis CdeBaca is ambassador-at-large for the State Department’s Office to Monitor and Combat Trafficking in Persons. He is a former prosecutor and received an award for his work as lead trial counsel in the largest slavery prosecution in U.S. history, in a case involving a garment factory in American Samoa.

Bishop James Stanton of the Episcopal Diocese of Dallas has been active nationally and internationally in the Anglican debate over the role of gays in the church. He was involved in the founding of the American Anglican Council, which works to oppose the ordination of sexually active gays and lesbians.