Cherie Harder serves as President of the Trinity Forum. Prior to joining the Trinity Forum in 2008, Ms. Harder served in the White House as Special Assistant to the President and Director of Policy and Projects for First Lady Laura Bush.
Earlier in her career she served as Policy Advisor to Senate Majority Leader Bill Frist, advising the Leader on domestic social issues and serving as liaison and outreach director to outside groups. From 2001 to 2005, she was Senior Counselor to the Chairman of the National Endowment for the Humanities (NEH), where she helped the Chairman design and launch the We the People initiative to enhance the teaching, study, and understanding of American history. Prior to that Ms. Harder was the Policy Director for Senator Sam Brownback and also served as Deputy Policy Director at Empower America.
She holds an Honors B.A. (magna cum laude) in government from Harvard University and a post-graduate diploma in literature from the University of Queensland in Brisbane, Australia, where she was a Rotary Scholar. She is also a Senior Fellow at Cardus, an Editorial Board member of Comment magazine, a past board member of Gordon College and the C.S. Lewis Institute, a current board member of the Convergence Center for Policy Resolution and Faith and Law, and an advisory board member of the National Museum of American Religion.

Sam Chan (PhD, Trinity Evangelical Divinity School) is the lead mentor and trainer at EvQ School of Evangelism, a ministry of City Bible Forum. Based in Australia, he’s the author of several books including Evangelism in a Skeptical World and How to Talk About Jesus (Without Being That Guy). Sam speaks at conferences around the world on storytelling, apologetics, and the practice of evangelism in a post-Christian culture, and he blogs at Espresso Theology.  He is also a medical doctor.  He is a fellow with the Keller Center for Cultural Apologetics, an initiative of The Gospel Coalition.

NOTE: This event is on a Monday instead of our usual Wednesday

Dr. Jürgen Schulz is the rector of the Adelshofen Theological Seminary. After studying theology, he entered pastoral ministry and planted a church. Parallel to his church ministry, he expanded his academic expertise by studying ancient Near Eastern studies and successfully completing a doctorate in Old Testament studies. His research focuses on the anthropology of the Old Testament, the relationship between the Old Testament and the Mesopotamian world, and the significance and application of the Old Testament today.

He studied in Giessen, Dallas, Leuven, and Münster, is married to Lydia, and is the father of three sons and one daughter.

Jim Salladin has served as rector of Emmanuel Anglican Church since the fall of 2016. Originally from California, he worked at St. John's Vancouver Anglican Church and St James Muswell Hill in London. Jim completed his PhD through the University of St. Andrews with the focus of his research on grace and divine participation in Jonathan Edwards’s thought. He and his wife Amber have two sons, Caleb and Peter.

Aaron is a writer and consultant in Indianapolis, and author of the book Life in the Negative World: Confronting Challenges in an Anti-Christian Culture. His writing appears in a number of leading global publications, including The Guardian, The Wall Street Journal, The Atlantic and others. He is a Senior Fellow at American Reformer, a former Senior Fellow in urban policy at the Manhattan Institute for Policy Research, and a former Managing Director at Accenture.

He has a popular Substack, AaronRenn.com, which is an opinion leading look at the domains, forces and trends shaping today’s world. His goal is to provide deep, unique, practical insights to help conservative and Christian men faithfully flourish.

David Zahl is the founder and director of Mockingbird Ministries, editor-in-chief of the Mockingbird website (www.mbird.com), and co-host of both The Mockingcast and The Brothers Zahl podcasts. He and his family live in Charlottesville, Virginia, where he also serves on the staff of Christ Episcopal Church.

Zahl is the author of Seculosity: How Career, Parenting, Technology, Food, Politics, and Romance Became Our New Religion and What To Do About It and Low Anthropology: The Unlikely Key to a Gracious View of Others (and Yourself). His latest book, The Big Relief: The Urgency of Grace for a Worn-Out World came out in April 2025 from Brazos Press. His writing has been featured in The Washington Post, Plough, Christianity Today, and The Guardian, among other venues.

Kathy Keller graduated from Gordon Conwell Theological Seminary summa cum laude with her MA in Theological Studies in 1975. She had just married Tim Keller six months earlier. After spending nine years raising their three sons while Tim pastored his first church in Hopewell, VA, they moved on to Philadelphia where Kathy worked as an editor for Great Commission Publications while Tim was on the faculty of Westminster Seminary. Finally she and Tim moved to Manhattan in 1989, where Tim preached and Kathy was the entire staff of Redeemer Presbyterian Church. As other women and men were hired, her role on staff became that of Assistant Director of Communications. She has written for The Gospel Coalition, co-written three books with her husband and wrote Jesus, Justice and Gender Roles on her own.