The genesis of the Bábí-Baháʼí faiths in Shíráz and Fárs /
Religion and public discourse in an age of transition : reflections on Bahá'í practice and thought /
Principles for Progress : Essays on Religion and Modernity by `Abdu'l-Bahá.
Heaven : a history /
Martyrdom in the Modern Middle East
The Bahā'ī Faith: Doctrinal and Historical Explorations
Imagining Heaven in the Middle Ages : a Book of Essays.
Sweet and blessed country : the Christian hope for heaven /
An Empire of Many Cultures : Bahá'ís, Muslims, Jews and the British State, 1900-20.
The trial of Ebenezer Scrooge /
Thinking faith : moods, methods, and mystery /
Lumen Fidei : Carta Encíclica de S.S. Francisco sobre la fe /
Journeys to Heaven and Hell : tours of the afterlife in early Christian tradition /
The Gospel according to Matthew : an introduction and study guide : the Basileia of the heavens Is near at hand /
The poetics of Dante's Paradiso /
Loving Creation : the Task of the Moral Life /
Fundamental theology /
Heaven and Hell in Enlightenment England /
Paradise and paradigm : key symbols in Persian Christianity and the Baháí̕ Faith /