Common Prayer
on Common Ground
, Morehouse, 2008.
Reimagining Christianity:
Reconnect your spirit without
disconnecting your mind
, Wiley & Sons, 2007
Seasons of Grace,
(with John O'Neil)
Wiley & Sons, 2003

The Soulís Journey:
Exploring the Three Passages
of the Spiritual Life with Dante
as a Guide
, HarperSanFrancisco, 1995; Cowley, 2001
Living the Truth, Cowley, 2000
Sacrifice & Delight, Harper Collins, 1992

Passion for Pilgrimage, Harper and Row, 1988
Soul-Making: The Desert Way of Spirituality, Harper and Row, 1985
Exploring Spiritual Direction:
An Essay in Christian Friendship
Winston-Seabury, 1982

Living in the Spirit, Vol. VII of the Churchís Teaching Series, Winston-Seabury, 1979
Journey Into Christ, Winston-Seabury, 1977