Gina A ZurloGina A. Zurlo holds a PhD in History and Hermeneutics from Boston University School of Theology (2017). She is the Co-Director of the Center for the Study of Global Christianity at Gordon-Conwell Theological Seminary (South Hamilton, MA) and VisitingResearch Fellow at Boston University's Institute on Culture, Religion and World Affairs. She is the co-author of the World Christian Encyclopedia, 3rd edition (Edinburgh University Press) and co-editor of the World Christian Database (Brill). She is author of Global Christianity: A Guide to the World's Largest Religion from Afghanistan to Zimbabwe (Zondervan). She was named one of the BBC's 100 most inspiring and influential women of 2019 for her work in quantifying religion worldwide.