Ron Zappia

RON ZAPPIA is the pastor and founder of Highpoint Church, a multi-site church reaching thousands in the western suburbs of Chicago. His teaching ministry, Highpoint Ministries provides comprehensive teaching from God's Word through radio broadcasts that air on over 400 stations around the United States. A graduate of Bowling Green State University and Trinity Evangelical Divinity School, Ron and his wife Jody live in Wheaton, IL with their three daughters: Allie, Erin, and Emily.

Leah Yin

David C. Thompson M.D.

DAVID THOMPSON was born in the U.S. but grew up in Cambodia where his parents worked for 16 years. When he was 14 he and his father tried unsuccessfully to save a Cambodian man who was seriously injured when a truck and a bus collided. God used the incident to plant in David's young heart a desire to become a doctor and help people who had limited access to healthcare. David graduated from the University of Pittsburgh School of Medicine in 1973 with a M.D. degree and eventually completed five years of residency in general surgery in southern California. In 1977 he and his wife Rebecca moved to Gabon, Africa and for the next 34 years built a 150-bed full-service hospital to provide medical services to Gabon's least served provinces. In 1966, Dr. Thompson helped establish the Pan-African Academy of Christian Surgeons (PAACS), an organization that trains African surgeons at Christian hospitals throughout the continent. Since 2014, Dr. Thompson has been working as a volunteer to train Egyptian surgeons at Harpur Memorial Hospital.

Joe Thorn

JOE THORN is the founding and Lead Pastor of Redeemer Fellowship in St. Charles, IL. He is the author of Note to Self: the Discipline of Preaching to Yourself and Experiencing the Trinity: The Grace of God for the People of God, and has contributed articles to Tabletalk Magazine, the ESV Men's Devotion Bible, The ESV Story Bible, and The Mission of God Study Bible.

Juli Slattery

DR. JULI SLATTERY is the president and co-founder of Authentic Intimacy, a ministry dedicated to reclaiming God's design for sexuality. She is the host of the weekly podcast, "Java with Juli". She has authored or co-authored twelve books including Passion Pursuit, Rethinking Sexuality, and Twenty-Five Questions You're Afraid to Ask about Love, Sex, and Intimacy. Juli is a member of the board of trustees of Moody Bible Institute. She and her husband, Mike, have three grown sons and live in Akron, Ohio.

Robert L. Saucy

ROBERT L. SAUCY (Westmont College, Dallas Theological Seminary) is a distinguished professor of systematic theology at Talbot Theological Seminary. He previously served as president of the Evangelical Theological Society and addresses that group frequently. He is author of numerous books, including The Church in God’s Program, and is the editor of Women and Men in Ministry: A Complementary Perspective. His shorter works have appeared in many journals including Bibliotheca Sacra, Grace Theological Journal, and Journal of the Evangelical Theological Society. Dr. Saucy resides in Anaheim, California.

Sergey Sologub

SERGEY SOLOGUB is pastor of Irpin Bible Church in Kiev reg., Ukraine. He graduated from the the Institute of Preparing of Church Ministers (CLZ) in Irpin, Ukraine, and is completing his studies at Ukrainian Baptist Theological Seminary in Lviv, Ukraine. Prior to becoming a pastor he served for seven years with Youth for Christ. He and his wife, Tatiana, have three children. He considers acknowledging God and leading others to know Him to be his life calling.

Nathan Stone

The late NATHAN J. STONE was a member of the faculty of Moody Bible Institute for several years and a teacher for the radio program Radio School of the Bible. He is the author of Names of God, Answering Your Questions, 100 Basic Bible Questions Answered, and Holy to the Lord: Studies in Leviticus.

James Spiegel

JAMES S. SPIEGEL is a Professor of Philosophy and Religion at Taylor University in Upland, Indiana. He has published several books, including The Benefits of Providence, Faith, Film, and Philosophy, Gum, Geckos, and God, and the award-winning How to be Good in a World Gone Bad. Jim and his wife, Amy, blog together at www.wisdomandfollyblog.com. They have four children and live in Fairmount, Indiana.

Samy Tanagho

SAMY TANAGHO has shared the Gospel with Muslims for over thirty years. He speaks on God's love towards sinners and how we can communicate the Gospel effectively to the people we meet, including Muslims. Samy's passion is to encourage every member of the body of Christ to be active in fulfilling the Great Commission. His wife, Hala, often joins him to share her story of imprisonment in Egypt for converting from Islam to Christianity. He ministers as an evangelist to Muslims through the Salvation Army with a radio program on more than ninety stations.

Stanley Tam

Stanley Tam In addition to God Owns My Business, Stanley is also the author of three other books: Stanley Tam's Incredible Adventures with God, Every Christian a Soul Winner, and God's Woodshed. Two motion pictures have been made about his life. Stanley lives in Lima, Ohio, and has four daughters, ten grandchildren and twenty great-grandchildren.

Donald Sweeting

DONALD SWEETING is currently the president of Reformed Theological Seminary-Orlando and James Woodrow Hassell professor of church history. He earned a Ph.D. degree from Trinity Evangelical Divinity School and has 22 years of experience pastoring two churches. He has authored The Acts of God and Lessons from the Life of Moody. He and his wife, Christina, have four children.

Dave Sterrett

DAVE STERRETT is a conference speaker and writer for a movement called I am Second. Along with ministering in churches, high schools, and college campuses, Dave serves as an adjunct professor of New Testament, Philosophy and Apologetics at Liberty University. In addition to the three book series, Coffee House Chronicles, Dave is the author of Why Trust Jesus? (Moody Publishers) and co-author of the book, "O" God, A Dialogue on Truth and Oprah's Spirituality.

Peter Worrall

PETER WORRALL teaches Education majors at Moody Bible Institute and is a doctoral student in the Educational Studies program at Trinity Evangelical Divinity School. He and his wife, Kelli, write and teach together. Peter also does pulpit supply, teaches Sunday school, and leads a small group. Since his twenties Peter has taught elementary school, graduated with a Masters in Teaching, and is a grateful father of Daryl and Amelia.

Paul White

PAUL WHITE, PHD, is a psychologist, author, and speaker who "makes work relationships work." He has consulted with a wide variety of organizations, including Microsoft, the US Air Force, the Million Dollar Round Table, and Princeton University. He and Gary Chapman coauthored The 5 Languages of Appreciation in the Workplace.

Ray Woolridge

REV. RAY WOOLRIDGE (M.Div., Southwestern Baptist Theological Seminary; Master of Strategic Studies, U.S. Army War College) is the Executive Director of Life Model Works. He is thrilled to serve in a role that combines his pastoral and leadership experience with his calling, giftings, and walk with God. Ray is a skilled public communicator and a leadership coach who enjoys helping leaders discover their uniqueness and unleash their potential. He is a retired U.S. Army Brigadier General with forty-three years of military and civilian service with the Department of Defense.Ray has been blessed by thirty-five years of marriage to the love of his life, Deborah. They enjoy life in Colorado and their five children and four grandchildren. A disabled veteran, he is a malignant melanoma cancer survivor, avid skier, coffee aficionado, and mentor to young leaders.