Terry G. Carter (PhD, Southwesterrn Baptist Theological Seminary) is chair of the department of Christian ministries and holder of the W.O. Vaught Chair in the Pruet School of Christian Studies at Ouachita Baptist University. He teaches homiletics, pastoral ministry, Christian history, evangelism and church growth, missions, and survey of the Bible. He is author of The Journal and Selected Letters of William Carey.Mark Oestreicher (Marko) is a veteran youth worker and former president of Youth Specialties. The author of dozens of books, includingnbsp;Youth Ministry 3.0nbsp;andnbsp;Middle School Ministry, Marko is a sought after speaker, writer and consultant. nbsp;Marko leads The Youth Cartel, providing a variety of resources, coaching and consultation to youth workers, churches and ministries. Marko lives in San Diego with his wife Jeannie and two teenage children, Liesl and Max.nbsp; www.whyismarko.com.