Declan Marmion lectures in Systematic Theology at St Patricke's College, Maynooth and at the Milltown Institute, Dublin where he is Senior Lecturer. His publications include The Cambridge Companion to Karl Rahner (2004), Christian Identity in a Postmodern Age: Celebrating the Legacies of Karl Rahner and Bernard Lonergan (2005), Theology in the Making: Biography, Contexts, Methods (2005) and A Spirituality of Everyday Faith: A Theological Investigation of the Notion of Spirituality in Karl Rahner (1998). Rik Van Nieuwenhove is Lecturer in Theology at Mary Immaculate College, Limerick. He is the author of Jan van Ruusbroec: Mystical Theologian of the Trinity (2003) and is co-editor (with J. Wawrykow) of The Theology of Thomas Aquinas (2005) and Late Medieval Mysticism of the Low Countries (2008).

• Abbreviations; 1. Introducing Trintarian theology; 2. The Trinity and its scriptural roots; 3. The doctrine of the Trinity: its emergence and development in the life of the Christian community; 4. Theology of the Trinity from Richard of St Victor to the reformation; 5. The Trinity from Schleiermacher to the end of the twentieth century; 6. Contemporary Trinitarian theology: problems and perspectives; Epilogue; Index.

'This is a first-class lucid survey of the development of Trinitarian theology and its ethical and spiritual implications in the history of Christianity, both East and West. Marmion and Van Nieuwenhove have succeeded in making intelligible the most complex of debates and even more, showing why they were necessary for a serious doctrine of God.' Gavin D'Costa, University of Bristol

Declan Marmion lectures in Systematic Theology at St Patricke's College, Maynooth and at the Milltown Institute, Dublin where he is Senior Lecturer. His publications include The Cambridge Companion to Karl Rahner (2004), Christian Identity in a Postmodern Age: Celebrating the Legacies of Karl Rahner and Bernard Lonergan (2005), Theology in the Making: Biography, Contexts, Methods (2005) and A Spirituality of Everyday Faith: A Theological Investigation of the Notion of Spirituality in Karl Rahner (1998). Rik Van Nieuwenhove is Lecturer in Theology at Mary Immaculate College, Limerick. He is the author of Jan van Ruusbroec: Mystical Theologian of the Trinity (2003) and is co-editor (with J. Wawrykow) of The Theology of Thomas Aquinas (2005) and Late Medieval Mysticism of the Low Countries (2008).

• Abbreviations; 1. Introducing Trintarian theology; 2. The Trinity and its scriptural roots; 3. The doctrine of the Trinity: its emergence and development in the life of the Christian community; 4. Theology of the Trinity from Richard of St Victor to the reformation; 5. The Trinity from Schleiermacher to the end of the twentieth century; 6. Contemporary Trinitarian theology: problems and perspectives; Epilogue; Index.

'This is a first-class lucid survey of the development of Trinitarian theology and its ethical and spiritual implications in the history of Christianity, both East and West. Marmion and Van Nieuwenhove have succeeded in making intelligible the most complex of debates and even more, showing why they were necessary for a serious doctrine of God.' Gavin D'Costa, University of Bristol

Declan Marmion lectures in Systematic Theology at St Patricke's College, Maynooth and at the Milltown Institute, Dublin where he is Senior Lecturer. His publications include The Cambridge Companion to Karl Rahner (2004), Christian Identity in a Postmodern Age: Celebrating the Legacies of Karl Rahner and Bernard Lonergan (2005), Theology in the Making: Biography, Contexts, Methods (2005) and A Spirituality of Everyday Faith: A Theological Investigation of the Notion of Spirituality in Karl Rahner (1998). Rik Van Nieuwenhove is Lecturer in Theology at Mary Immaculate College, Limerick. He is the author of Jan van Ruusbroec: Mystical Theologian of the Trinity (2003) and is co-editor (with J. Wawrykow) of The Theology of Thomas Aquinas (2005) and Late Medieval Mysticism of the Low Countries (2008).

• Abbreviations; 1. Introducing Trintarian theology; 2. The Trinity and its scriptural roots; 3. The doctrine of the Trinity: its emergence and development in the life of the Christian community; 4. Theology of the Trinity from Richard of St Victor to the reformation; 5. The Trinity from Schleiermacher to the end of the twentieth century; 6. Contemporary Trinitarian theology: problems and perspectives; Epilogue; Index.

'This is a first-class lucid survey of the development of Trinitarian theology and its ethical and spiritual implications in the history of Christianity, both East and West. Marmion and Van Nieuwenhove have succeeded in making intelligible the most complex of debates and even more, showing why they were necessary for a serious doctrine of God.' Gavin D'Costa, University of Bristol