Steve Addison, author of Movements that Change the World, and The Rise and Fall of Movements, interviews Craig for what the Book of Acts teaches us about movements.
2.8 minutes by Acts scholar Craig Keener. For 23 free lectures on Acts, see http://faculty.gordon.edu/hu/bi/ted_hildebrandt/DigitalCourses/00_DigitalBiblicalStudiesCourses.html#Acts_Keener