About TCN

Terry Tieman began his career in ministry as a pastor in Michigan and Arkansas. He then served for 13 years as Mission Executive of the Mid-South District of the Lutheran Church – Missouri Synod (LCMS).

In January 2009, Terry became the Executive Director of Transforming Churches Network (TCN), which helps churches become more effective in reaching their communities with the Gospel of Jesus Christ. TCN’s signature ministry, Seasons of Discovery, -- a step-wise church transformation process based on Biblical principles and developed through worldwide research on effective mission movements and pilot projects – has successfully changed hundreds of churches from the inside out.

Terry continues to gain front-line experience as Pastor at Grace Celebration Lutheran Church in Memphis, Tennessee, where he began serving in August 2018. He is also the author of several books, including Hinges: Opening Your Church’s Doors to the Community, Catching Vision, Skill Builders, and People of Passion.

Terry’s most recent work has led to the development of a congregational based Disciple Making process called The Discipleship Journey.

Terry and his wife Becky, have three sons and three grandchildren.

Dwight Marable, of Missions International Research & Development, has been intimately involved with evangelism outreach in 25 countries where exponential conversion growth has occurred. He has led seminars and conferences that have equipped over 25,000 leaders in Asia, Africa, Latin America, Europe, Soviet Union, Canada and the USA. As the creator of Groups Ablaze and the consultant for the Revitalization Process, Dwight is drawing upon his experience and research in evangelism to enhance the outreach potential of LCMS congregations and districts throughout North America by helping them focus on outreach as their primary purpose in God’s kingdom. Dwight has written a considerable body of materials to support the Revitalization Process, and is instrumental in coaching and supporting the emerging Revitalization Network. Dwight Lives with his wife Linda in the Nashville area.