Greg Constantine is an American photographer currently based in Southeast Asia. He has spent years documenting the plight of the Rohingya, visiting them at refugee camps and following them on their migration. His work can be seen in Exiled to Nowhere: Burma’s Rohingya, a book and website of his work.

Valerie Hoffman is the head professor in the department of religion at the University of Illinois in Champaign, and the former director of its Center for South Asian and Middle Eastern Studies. She is an expert on Islam and in 2012 organized and participated in a conference on the Rohingya at the center.

Wakar Uddin is director general of the Arakan Rohingya Union, an umbrella organization of Rohingya advocacy groups worldwide. He is also a professor of plant pathology and microbiology at Penn State University.

Neil Ormerod is a professor of theology at Australian Catholic University in Sydney, New South Wales, Australia. He is director of its Centre for Catholic Thought and Practice. Anticipating Pope Francis’ environmental encyclical, he called it “a landmark in Catholic social teaching.”

Cardinal Peter Turkson is a Catholic cardinal from Ghana and president of the Vatican’s Pontifical Council for Justice and Peace. He worked with Pope Francis on the writing of the encyclical and delivered several speeches in advance of its publication that are believed to give a glimpse into its contents.

Bill Patenaude is a special lecturer of theology at Providence College in Rhode Island. He is the chief author of Catholic Ecology, where he has speculated about what Pope Francis’ encyclical might contain. Contact via Chrissy Centazzo.

Michael Peppard is an assistant professor at Fordham University in New York City.

Austen Ivereigh is a U.K.-based writer, journalist and commentator best known for his books on and with Pope Francis, and for his role in the media explaining the convictions of the Catholic Church. He is Fellow in Contemporary Church History at Campion Hall, Oxford, and a regular contributor to The Tablet, America magazine and Commonweal, […]

Veerabhadran Ramanathan is a distinguished professor of atmospheric and climate sciences at the Scripps Institution of Oceanography at the University of California, San Diego, and an “ordinary academician” at the Pontifical Academy of Sciences in Rome. His work is expected to have contributed to Pope Francis’ encyclical.