Experiments in Buddhist-Christian Encounter (Orbis Books 2019)
The Hidden God: Towards a Christian Theology of Buddhism (Angelico Press 2022)
Buddhist-Christian Dialogue, U.S. Law, and Womanist Theology for Transgender Spiritual Care, (Palgrave 2020)
Buddha Mind - Christ Mind: A Christian Commentary on the Bodhicaryavatara (Christian Commentaries on Non-Christian Sacred Texts), (Peeters Publishers, 2019)
Crucified Wisdom: Theological Reflection on Christ and the Bodhisattva (Fordham University Press, 2018)
Cross-Cultural Perspectives on Hagiographical Strategies: A Comparative Study of the Standard Lives of St. Francis and Milarepa (Routledge, 2017)
The Prophet and the Bodhisattva (Wip and Stock Publishers, 2014)
In the Company of Friends: Exploring Faith and Understanding with Buddhists and Christians (State University of New York Press, 2012)
Buddhist and Christian? An Exploration of Dual Belonging (Rout-ledge, 2011)
Without Buddha I Could not be a Christian (Oneworld, 2009)
The Path of Wisdom: A Christian Commentary on the Dhammapada (Peeters Publishers, 2011)
The Im-Possibility of Interreligious Dialogue (Crossroad Publishing Company, 2008)
Living Zen, Loving God (Wisdom Publications, 1995)
Beside Still Waters: Jews, Christians, and the Way of the Buddha (Wisdom Publications, 2003)
The Sound of Liberating Truth: Buddhist-Christian Dialogues in Honor of Frederick J. Streng (Curzon, 1999)
The Gethsemani Encounter: A Dialogue on the Spiritual Life by Buddhist and Christian Monastics (Continuum Intl Pub Group, 1997)
Experiments in Buddhist-Christian Encounter (Orbis Books 2019)