The thought of Gregory of Nyssa, the youngest of the fourth-cenrtury 'Cappadocian' Fathers, is currently at the centre of a number of important theological debates. This collection of specially commissioned essays calls the long-accepted interpretation of Gregory's trinitarianism into radical question. Gregory of Nyssa, the youngest of the fourth-century 'Cappadocian' Fathers, is currently at the centre of a number of important theological debates. Calls the long-accepted interpretation of Gregory's trinitarianism into radical question. Urges a reading of his 'pedagogy of desire' that will cause a major reconsideration of his methods of trinitarian exposition.