A resource for the classroom that specifically addresses the missiological issues of the twenty-first century, this collection in honor of Charles E. Van Engen features contributions from practically all the leading lights of the missiology world. Scholars including Stephen Bevans, Roger Schroeder, van Thanh Nguyen, Mary Motte, Gerald Anderson, Scott Sundquist, and many others offer their insights and reflections, focusing on the impact of cultural and demographic changes on the nature and purpose of Christian mission.