Kerby Anderson is host of Point of View Radio Talk Show and also serves as the President of Probe Ministries. He holds masters degrees from Yale University (science) and Georgetown University (governm...

David Richardson is the founder of the Assumptions Institute and its Chief Executive Officer. Prior to founding the Assumptions Institute, Richardson served for 30 years on the staff of Cru, formerly...

David Richardson is the founder of the Assumptions Institute and its Chief Executive Officer. Prior to founding the Assumptions Institute, Richardson served for 30 years on the staff of Cru, formerly known as Campus Crusade for Christ, devoting most of his ministry to university professors. The Atlanta-area resident founded the Christian faculty ministry in Atlanta beginning at Georgia Tech in 1996. He holds a B.A. degree in Interdisciplinary Studies from the University of Portland, and an M.A. degree in Theological Studies from the International School of Theology. Richardson also holds an MTh. degree in Applied Theology from the University of Oxford. His dissertation, “Accepting Christian Faith in the Academy,” was an important exploratory study of the religious attitudes and beliefs of university professors and how to reach them for Christ. He understands education and educators very well. Richardson is the innovator who discovered the power of assumptions. His research about assumptions enabled him to create the Assumptions Sorter™ and the Critical Assumptions Test. His research, writing, teaching, and speaking is at the heart of the work of the Assumptions Institute.

Prior to East-West, Mario Zandstra served as Regional Director for Redeemer City to City and spent 17 years as President and CEO of Pine Cove, Inc. Before transitioning to vocational ministry, he work...

Prior to East-West, Mario Zandstra served as Regional Director for Redeemer City to City and spent 17 years as President and CEO of Pine Cove, Inc. Before transitioning to vocational ministry, he worked in the Dallas real estate market for over 15 years. Mario is an evangelist who is committed to disciple making; a visionary who thinks outside of the box; a keen, strategic thinker who factors in all possibilities; and a collaborative leader who considers long-term impact. His heart’s passion is for a revival in the United States and around the world and believes it is possible because of the everlasting power of the Gospel. As President of East-West, Mario overseas the development of the ministry, marketing and communications, and prayerfully casts vision for the future of East-West’s work in the spiritually darkest areas of the world. Mario was born in The Hague, Netherlands and grew up in southern California. He graduated from the business school at The University of Southern California before moving to Texas. Mario and his wife, Lynelle, live in the Dallas area and have seven children and two grand babies. Together, Mario and Lynelle frequently speak on the topic of marriage at conferences across the United States.