Nicolas M. Somma is an associate professor of sociology at the Pontifical Catholic University of Chile. He is co-author of the book Links, Beliefs and Hopes: The Social Cohesion of Latin Americans and a 2017 article on religious change in the region.

Gary Bouma is an emeritus professor of sociology at Monash University in Melbourne, Australia, where he studies religious diversity, pluralism, terror and the relationship between religion and public policy. He is the author or co-author of more than two dozen books, including Australian Soul: Religion and Spirituality in the Twenty-First Century, and an Anglican priest.

Conrad Hackett is Pew Research Center’s associate director of research and senior demographer. Contact him through Anna Schiller.

Ryan Burge studies the intersection of religious beliefs and political behavior and is an expert on survey methodology. He teaches political science at Eastern Illinois University.

Francis Sullivan served as CEO of the Truth, Justice and Healing Council, a Catholic organization that worked with the Australian government from 2013 to 2018 to identify systemic failures and improve the church’s efforts to prevent child sex abuse. He’s spent most of his career in the health care field. Contact Sullivan through Gavin Abrahams, […]

Cardinal Charles Scicluna is the archbishop of Malta and an expert on the Catholic Church’s sexual abuse crisis. He has been involved in reform efforts around the world and helped organized the February 2019 summit on child sex abuse.

Archbishop Mark Coleridge leads the Archdiocese of Brisbane, Australia. He’s also president of the Australian Catholic Bishops Conference. Request an interview through Adrian Taylor.