Leonard Sweet is an author of many books, professor (Drew University, George Fox University, Tabor College), creator of preachthestory.com, and a popular speaker throughout North America and the world. His “Napkin Scribbles” podcasts are available on leonardsweet.com Andy Crouch is editorial director for The Christian Vision Project at Christianity Today International and executive producer of Where Faith and Culture Meet, a series of short documentary films on Christians creating "a counterculture for the common good." He is a member of the editorial board of Books & Culture, and a senior fellow of the International Justice Mission's IJM Institute. His writing has appeared in several editions of Best Christian Writing and Best Spiritual Writing. He lives with his family in Swarthmore, Pennsylvania.Michael S. Horton (PhD) is the J. Gresham Machen Professor of Systematic Theology and Apologetics at Westminster Seminary California, founder and editor-in-chief of Sola Media, and host of the White Horse Inn, a weekly roundtable podcast on theology and culture. He is the author of more than thirty books, including Justification: Volumes 1 and 2 in Zondervan Academic’s New Studies in Dogmatics and The Christian Faith: A Systematic Theology for Pilgrims on the Way.Frederica Mathewes-Green (BA, University of South Carolina; MA, Virginia Episcopal Seminary) is an author, commentator, and Orthodox Christian. She is a regular contributor to Christianity Today, Focus on the Family-Citizen, and Touchstone. Brian D. McLaren (MA, University of Maryland) is an author, speaker, activist and public theologian. After teaching college English, Brian pastored Cedar Ridge Community Church in the Baltimore-Washington, DC area. Brain has been active in networking and mentoring church planters and pastors for over 20 years. He is a popular conference speaker and a frequent guest lecturer for denominational and ecumenical leadership gatherings in the US and internationally.Erwin Raphael McManus is a renowned life architect, award-winning author, and artist. With over one million book sales and translations into multiple languages, he has captivated audiences in stadiums across seventy countries on five continents. His creative expertise has extended to consulting for esteemed organizations from the NFL to the Pentagon. For three decades, McManus has advised CEOs, athletes, celebrities, and billion-dollar companies, helping them overcome limitations and unlock their personal genius. As the founder and lead pastor of Mosaic, a global spiritual movement, he has inspired millions and leads impactful humanitarian initiatives alongside his wife, Kim McManus, sharing his wisdom through The Arena, McManus Mastermind, and The Seven Frequencies of Communication.