The genesis of the Bábí-Baháʼí faiths in Shíráz and Fárs /
Paradise and paradigm : key symbols in Persian Christianity and the Baháí̕ Faith /
Principles for Progress : Essays on Religion and Modernity by `Abdu'l-Bahá.
The Bahā'ī Faith: Doctrinal and Historical Explorations
Martyrdom in the Modern Middle East
An Empire of Many Cultures : Bahá'ís, Muslims, Jews and the British State, 1900-20.
Loving Creation : the Task of the Moral Life /
Common Faith : Second Edition.
The age of doubt : tracing the roots of our religious uncertainty /
The meaning and end of religion/
Identity in a secular age : science, religion, and public perceptions /
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Trust in an age of arrogance /
Vigilant faith : passionate agnosticism in a secular world /
51% Christian : finding faith after certainty /
In the course of a lifetime : tracing religious belief, practice, and change /
Metrical discourses on faith by the Blessed Mar Ephrem : translated, with introduction and notes /
The soul of the world /
Lumen Fidei : Carta Encíclica de S.S. Francisco sobre la fe /
Religion and public discourse in an age of transition : reflections on Bahá'í practice and thought /
Exceptional people : how migration shaped our world and will define our future /