The Rev. David J. Collins is a Catholic priest, a Jesuit and an associate professor of history at Georgetown University in Washington, D.C., with an interest in science, religion and space. He sometimes teaches a course on outer space, science and religion.

James Matthew Ashley is an associate professor of the history of Christianity and systematic theology at the John J. Reilly Center for Science, Technology and Values at the University of Notre Dame in Notre Dame, Ind. One of his areas of study is science and theology.

Wiliam Storrar is the director of the Center of Theological Inquiry in Princeton, N.J., an ecumenical institute for interdisciplinary research in religion. The center designates several topics to study for a year or more and has, to date, focused on religion and violence, law and religious freedom, evolution and moral identity, among others.

Michael Schulson is a freelance writer who oversees Religion Dispatches‘ science and religion portal, “The Cubit.” He also writes at Undark. He lives in Durham, N.C.

Josh Larsen is the editor of Think Christian, a website that looks at religion and popular culture from the Reformed tradition. Think Christian is based in Palos Heights, Ill.

Rabbi Geoffrey A. Mitelman is the founding director of Sinai and Synapses, an organization that brings together Judaism and science, mostly through the introduction of scientists into synagogue programming. He is also a scholar of biblical and Judaic studies. Mitelman can be contacted through the Sinai and Synapses website.

Peter Harrison is a former professor of science and religion at the University of Oxford in Oxford, England, and an expert on the dialogue and tensions between science and religion. He is the author of The Territories of Science and Religion. He is now director of the Institute for Advanced Studies in the Humanities at […]

Mary Doria Russell is a novelist whose 1997 book The Sparrow is about first contact with intelligent aliens and the Jesuit priest who is part of an expedition to their planet. The book and its sequel, Children of God, deals with how the contact changes theology. She lives near Cleveland.

Rabbi Mark Hillel Kunis has written about Torah portions that support the idea that God created life on other worlds. He lives in Atlanta.