Moving from the theological tower of seminary to the worn-in trenches of church planting, much more than my clothing had to change. The transition exposed me to the broken-in look of various theological concepts, particularly in the field of missiology. As an interdisciplinary academic discipline, missiology is robust. However, its street-level expression—-missional church—-can be a bit thin. After five years in U.S. church planting trenches, I’ve watched “missional” unravel from missiology through a gross misuse of contextualization. What Is Contextualization?