If you find the homogeneous unit principle to be controversial, credit Donald McGavran, who launched the church growth movement with his important work, Understanding Church Growth, first published in 1970. McGavran describes this principle: “Men like to become Christians without crossing racial, linguistic, or class barriers.” What exactly did McGavran and other key church growth researchers mean by this principle?
Bell, S. (2003). What Is Wrong With the Homogeneous Unit Principle?: The HUP in the 21st Century Church. Journal of the American Society for Church Growth, 14(3), 3-17. Retrieved from https://place.asburyseminary.edu/jascg/vol14/iss3/2