Cold-Case Christianity: A Homicide Detective Investigates the Claims of the Gospels

Zealot: The Life and Times of Jesus of Nazareth

YOUCAT English: Youth Catechism of the Catholic Church

The Cost of Discipleship

Systematic Theology, Second Edition: An Introduction to Biblical Doctrine

The Ten Commandments (Annotated, Updated): Reasonable Rules for Life

Free Will vs. Predestination: Calvinism and Arminianism Explained

Learning Theology with the Church Fathers

The Attributes of God Volume 1: A Journey into the Father's Heart

The Gnostic Bible: Revised and Expanded Edition

What is Reformed Theology?: Understanding the Basics

Beyond Belief: The Secret Gospel of Thomas

Becoming Divine: An Introduction to Deification in Western Culture

What It Means to Be Protestant: The Case for an Always-Reforming Church

Systematic Theology

Pilgrim Theology: Core Doctrines for Christian Disciples

Signs of Life: 40 Catholic Customs and Their Biblical Roots

On the Incarnation: Treatise on the Embodiment of the Word of God

Saint Athanasius, the Father of Orthodoxy