Cheng's pioneering work is particularly important in light of the current polarizing debates over issues of race, sexuality, and religion within churches and communities of faith around the world.
Rainbow Theology is not simply descriptive, however; it is a trenchant work of constructive theology which delineates the themes of multiplicity, middle spaces, and mediation as a way to open theological discourse for a broad readership of academics, clergy, and laity interested in this critical theological topic.