Out of Darkness Into Light: Spiritual Guidance in the Quran with Reflections from Christian and Jewish Sources(with Kathleen Schmitt Elias and Ann Holmes Redding, 2009)
Getting to the Heart of Interfaith: The Eye-Opening, Hope-Filled Friendship of a Pastor, a Rabbi, & a Sheikh (with Don Mackenzie and Ted Falcon, 2009)
Religion Gone Astray: What We Found at the Heart of Interfaith (with Don Mackenzie and Ted Falcon, 2011)
Spiritual Gems of Islam: Insights & Practices from the Qur'an, Hadith, Rumi & Muslim Teaching Stories to Enlighten the Heart & Mind (2013)
Sacred Laughter of the Sufis: Awakening the Soul with the Mulla's Comic Teaching Stories and Other Islamic Wisdom (2014)