books by subject
Religious History of Christianity

Simply the Best

The Gospel of Philip: Jesus, Mary Magdalene, and the Gnosis of Sacred Union

Unweaving the Rainbow: Science, Delusion and the Appetite for Wonder

Concise Theology: A Guide to Historic Christian Beliefs

The New Testament: A Very Short Introduction

Saints, Signs and Symbols: The Symbolic Language Of Christian Art

The Gospel of Mary Magdalene

The Celtic Cross: An Illustrated History and Celebration

Religion and Politics in East Africa: The Period Since Independence

Inner Christianity: A Guide to the Esoteric Tradition

How Was That Built?: The Stories Behind Awesome Structures

Bernard of Clairvaux On the Spirituality of Relationship

Bernard of Clairvaux On the Life of the Mind

The Good and Evil Serpent: How a Universal Symbol Became Christianized

Celtic Saints in Their Landscape

Christian Tradition: A History of the Development of Doctrine: v. 1: The Emergence of the Catholic Tradition, 100-600 A.D

The Origins of Christian Morality: The First Two Centuries

Jesus and First-Century Christianity in Jerusalem

One Day at a Time

The Revelation of St John the DivineAND The Book of Job

Mahayana Buddhism: The Doctrinal Foundations

When Science and Christianity Meet

Ante-Nicene Fathers: Original Supplement

Cathar View: The Mysterious Legacy of Montsegur

Ante-Nicene Fathers: Bibliography, Synopsis, Index

The Words of Christ

The Promise and the Light: A Christmas Retelling

The Gutenberg Bible

Intuition Pumps and Other Tools for Thinking
