The book that is before you expresses the key concepts that the World Council of Churches has articulated in promoting churches' engagement with HIV. HIV-competent churches, the desire of the World Council of Churches, can only be realized when churches. Critically, churches have to embrace the full implications of 1 Corinthians 12:26 and its emphasis on being one body in the context of HIV: "If one part suffers, every part suffers with it..."