Stuart McAllister is an itinerant speaker and writer. Since becoming a Christian in his home country of Scotland in 1977, he has traveled the globe, first smuggling bibles and other Christian resources behind the Iron Curtain. Throughout almost forty-five years of ministry, he has spoken to business groups, medical professionals, and government and community leaders. He has been a frequent contributor to many publications over the years. He has contributed chapters in the books Beyond Opinion (Thomas Nelson, 2007) and Global Missiology for the 21st Century (World Evangelical Fellowship, 2000). He and his son, Cameron, have co-written a book, Faith That Lasts: A Father and Son on Cultivating Lifelong Belief , which was published in 2021.

Cameron McAllister is the Director of Content and a Teaching Fellow for the C.S. Lewis Institute. He is also the co-founder of Thinking Out Loud where he’s a speaker, writer and one half of the Thinking Out Loud podcast, a weekly podcast about current events and Christian hope. He is the co-author (with his father, Stuart) of Faith That Lasts: A Father and Son on Cultivating Lifelong Belief. A staff writer with Christ & Pop Culture, Cameron’s writing has appeared in Christianity Today, Relevant Magazine, Think Christian, and Fathom Magazine. He holds a masters degree in apologetics from Houston Baptist University. Cameron and his wife Heather live in the Atlanta area with their two children.