- Invitation to Love: The Way of Christian Contemplation (1992)
- Reawakenings (1992)
- Open Mind, Open Heart: The Contemplative Dimension of the Gospel (1997)
- Active Meditations for Contemplative Prayer (1997)
- The Kingdom of God is Like... (1997)
- The Human Condition: Contemplation and Transformation (1999)
- Journey to the Center: A Lenten Passage (1999)
- The Better Part: Stages of Contemplative Living (2000)
- The Transformation of Suffering: Reflections on September 11 and the Wedding Feast at Cana in Galilee (2002)
- Finding Grace at the Center: The Beginning of Centering Prayer(with M. Basil Pennington and Thomas E. Clarke - 2002)
- The Daily Reader for Contemplative Living (2003)
- Manifesting God (2005)
- Fruits and Gifts of the Spirit (2007)
- Spirituality, Contemplation, and Transformation: Writings on Centering Prayer (2008)
- Divine Therapy and Addiction: Centering Prayer and the Twelve Steps (2009)
- Intimacy with God: An Introduction to Centering Prayer (2009)
- Heartfulness: Transformation in Christ with Betty Sue Flowers (2010)
- World Without End with Joseph Boyle and Lucette Verboven (2017)