The Most Rev. Justin Welby is the archbishop of Canterbury, head of the Church of England. He has engaged a number of social issues since being installed in this role in March 2013, including poverty, climate change and medically assisted suicide.

Mark Pickering is the chief executive officer of the Christian Medical Fellowship, which serves Christians in the field of medicine in the United Kingdom.

Jason Tippetts is the widower of Kara Tippetts, who became a high-profile opponent of medically assisted suicide during her battle with cancer. He is the lead pastor of Westside Church in Colorado Springs, Colo. Contact him through this online form.

The Rev. Paul Smith is a pastor, civil rights activist and patient advocate. He serves on the board of advisers for Compassion & Choices, which seeks to increase access to medically assisted suicide. He is the author of Facing Death: The Deep Calling to the Deep.

Madison Shockley is the pastor of Pilgrim United Church of Christ in Carlsbad, Calif. He serves on Compassion and Choices’ Strategic Impact Committee, advocating for access to a full range of end-of-life care options.

Catherine Glenn Foster is president and CEO of Americans United for Life, which uses legal action and legislative advocacy to oppose abortion rights and medically assisted suicide. She is an attorney and previously worked for the Alliance Defending Freedom, a high-profile law firm that specializes in religious freedom cases.

Mario Dickerson is the executive director of the Catholic Medical Association. He previously served as a chaplain’s assistant at the National Naval Medical Center.

Charlie Camosy is an associate professor of theology at Fordham University. He writes regularly on abortion rights, medically assisted suicide and other political issues, including paid family leave.