The Metanexus Institute is a New York-based not-for-profit organization dedicated to promoting scientifically rigorous and philosophically open-ended explorations of foundational questions. William Grassie is the founder and executive director.

Christine Peterson is president, for the 2007-08 academic year, of the Lesbian, Gay, Bisexual, Transgender, Ally Alliance at Iowa State University in Ames.

Randi Barnabee of Bedford, Ohio, who underwent sex-change surgery to become a woman, is a civil rights attorney who specializes in transgender cases.

The Center for Islamic Sciences is dedicated to the promotion of research and diffusion of knowledge on all aspects of Islam. CIS encourages a creative exploration of natural and human sciences from the Islamic worldview, critical integration of contemporary disciplines into the framework of traditional Islamic thought and learning, and a renewed and rigorous link […]

Modesto Tico Valle is executive director of the Center on Halsted, the Chicago community center for lesbian, gay, bisexual, and transgender people.

Karen Lebacqz is professor of theological ethics at the Graduate Theological Union in Berkeley, Calif. She co-authored the book Sex in the Parish.

The L.A. Gay & Lesbian Center in March 2007 started a transgender job placement program.

The San Francisco-based Transgender Law Center works statewide on behalf of transgender civil rights. Contact Carisa Cunningham.

The Triangle Center for Evolutionary Medicine (TriCEM) is a nonprofit institute exploring the intersection of evolutionary science and medicine. The center is jointly operated by Duke University, the University of North Carolina at Chapel Hill, North Carolina State University, and North Carolina Central University. It is based in Durham, N.C. Charlie Nunn is director.