the world, even if it is ultimately in service to the world. At one level this opposition means that the Church and her members are on trial during the Eucharist: members must be reconciled one to another and if a member persists in offending the body, he or she must be shut out in the pastoral hope that this will result in renewed metanoia, and thereby renewed koinonia. It is instructive that Zizioulas understands the problem of intercommunion as a post-baptismal, pre-Eucharist rupture and recommends