The Rev. Mark Clavier, PhD is Canon Theologian of the Diocese of Swansea and Brecon in the Church in Wales, Bishop's Chaplain, and Vicar of St Mary's Brecon. He is the author of five books including Eloquent Wisdom: Rhetoric, Cosmology, and Delight in the Theology of Augustine of Hippo. Previous appointments include Vice Principal of St. Stephen's House, Oxford, Dean of St. Michael's Theological College, Llandaff, and parish ministry in the US and the UK.