Anne C. Harper and her family came to the Philippines in 1994 as missionaries with Action International Ministries. She holds a Doctor of Missiology degree from the Asia Graduate School of Theology-Philippines, where she wrote her dissertation on the Iglesia ni Cristo. She has been studying and interacting with members of this group for 20 years and has written extensively about them. She was an invite member and one of the authors of the 2004 Lausanne Forum Group no. 16 paper, which looked at evangelizing New Religious Movements. She is currently Associate Professor of Intercultural Studies and Director of Spiritual Formation for the Asia Graduate School of Theology-Philippines Adjunct Professor of Intercultural Studies at Asian Theological Seminary; Dr. Joseph Shao is the General Secretary of the Asia Theological Association.