Michael is a professor of urban missiology at a seminary in Southeast Asia. Michael is a co-director of RADIUS Initiatives and is currently serving as the chairman of Gospel City Network. In addition to numerous articles and book chapters, Michael has written Sowing Seeds of Change: Cultivating Transformation in the City (Urban Loft, 2015) and co-written City Shaped Churches: Planting Churches in a Global Era (Urban Loft, forthcoming 2017).