About Nanlai Cao Books by Nanlai Cao Global Pentecostalism in the 21st Century edited by Robert W. Hefner afterword by Peter L. Berger contributions by David A. Martin, Paul Freston, David J. Maxwell, Bernice Martin, Nanlai Cao, Artyom H. Tonoyan, Timothy Samuel Shah, Katharine Wiegele & Rebecca Samuel Shah