This pioneering study of Christian sun symbolism describes how biblical light motifs were taken up with energy in the early Church. Kevin Duffy argues that, living in a world of 24/7 illumination, we need to reconnect with the sun and its light to appreciate the meaning of light in the Bible and Christian tradition. With such a retrieval we can appreciate Pope Francis¿s insistence that, like the moon, the Church does not shine with its own light, and assess the claim that the Eucharist is to be celebrated ¿Ad Orientem¿, that is towards the rising sun in the East. Liturgy, architecture, poetry and the writings of saints and theologians such as Augustine, Hildegard of Bingen, Francis of Assisi, and Thomas Traherne offer abundant resources for a much needed <i>ressourcement</i>. While Christ was preached as the True Sun among sun-worshipping Aztecs, and the consecrated host was placed in a solar monstrance on Baroque altars, in the modern era solar themes have been neglected. In this acce