Carl F George Author

Carl F. George, one of North America's premier church growth consultants, has trained pastors, staff, and top executives from more than one hundred denominations. He is former director of the Charles E. Fuller Institute of Evangelism and Church Growth and former president of the American Society for Church Growth. His other books include Nine Keys to Effective Small Group Leadership. He and his wife, Grace, live near Greenville, South Carolina.

Warren Bird (PhD, Fordham University) is vice president of research for the Evangelical Council for Financial Accountability (ECFA.org). An ordained minister and former seminary professor, he is also author or coauthor of thirty-one books including Next: Pastoral Succession That Works. He and his wife, Michelle, live in a suburb of New York City.