Monograph:

Angelomorphic Pneumatology: Clement of Alexandria and Other Early Christian Witnesses. Vigiliae Christianae Supplements 95. Leiden/Boston: Brill, 2009. See details here.

In journals: 

"Matt. 18:10 in Early Christology and Pneumatology: A Contribution to the Study of Matthean Wirkungsgeschichte," Novum Testamentum 49 (2007): 209–31; [PDF]

"Hierarchy, Prophecy, and the Angelomorphic Spirit: A Contribution to the Study of the Book of Revelation’s Wirkungsgeschichte," Journal of Biblical Literature 127 (2008): 173-94; [PDF]

"Early Christian Angelomorphic Pneumatology: Aphrahat the Persian Sage," Hugoye: Journal of Syriac Studies 11 (2008); [PDF]

"Exegesis of Biblical Theophanies in Byzantine Hymnography: Rewritten Bible?," Theological Studies 68 (2007): 92–112; [PDF]

"The Place of the Hypotyposeis in the Clementine Corpus: An Apology for 'The Other Clement of Alexandria'," Journal of Early Christian Studies 17 (2009):313-335; [PDF]

"The Son of God and the Angelomorphic Holy Spirit: A Rereading of the Shepherd's Christology," Zeitschrift für die neutestamentliche Wissenschaft 98 (2007): 121-143; [PDF]

"Observations on the Ascetic Doctrine of the Shepherd of Hermas," Studia Monastica 48 (2006): 7–23; [PDF]

"The Angelic Spirit in Early Christianity: Justin, the Martyr and Philosopher," Journal of Religion 88 (2008): 190-208 [PDF]

"The Other Clement: Cosmic Hierarchy and Interiorized Apocalypticism," Vigiliae christianae 60 (2006): 251-268; [PDF]

"Revisiting Christian Oeyen: 'The Other Clement' on Father, Son, and the Angelomorphic Spirit," Vigiliae christianae 61 (2007): 381-413; [PDF]

"The Theological Reception of Dionysian Apophatism in the Christian East and West: Thomas Aquinas and Gregory Palamas," The Downside Review 125 (2007): 131-146; [PDF]

"Dionysius East and West: Unities, Differentiations, and the Exegesis of Biblical Theophanies," Dionysius 26 (2008): 115-138; [PDF]

"Foreordained from All Eternity: The Mystery of the Incarnation According to Some Early Christian and Byzantine Writers," forthcoming in Dumbarton Oaks Papers 62 (2008): 199-215; [PDF]

"Theophanies and Vision of God in Augustine’s De Trinitate: An Eastern Orthodox Perspective," Saint Vladimir's Theological Quarterly 52 (2008): 67-93; [PDF]

"The Feet that Eve Heard in Paradise and Was Afraid: Observations on the Christology of Byzantine Festal Hymns," Philosophy and Theology (2007): 3-26; [PDF]

"The Place of Splendor and Light: Observations on the Paraphrasing of Enn 4.8.1 in the Theology of Aristotle" [co-author, with Cristina Bucur], Le Muséon 119 (2006): 271-292. [PDF]

In Edited Volumes:

"The Divine 'Face' and the 'Angels of the Face': Jewish Apocalyptic Themes in Early Christology and Pneumatology,"in Apocalyptic Themes in Early Christianity (Edited by Robert Daly, S.J.; forthcoming at Baker Academic). [PDF]

"The Angelomorphic Spirit in Early Christianity:  Revelation, the Shepherd of Hermas, Clement of Alexandria," in The Theophaneia School: Jewish Roots of Christian Mysticism (Edited by A. Orlov and B. Lurie; Scrinium 3; St. Petersburg: Byzantinorossica, 2007): 3-29. 

Book Reviews:

A. Lange, H. Lichtenberger, K. F. D. Römheld (eds.), Die Dämonen: Die Dämonologie der Israelitisch-Jüdischen und Frühchristlichen Literatur im Kontext ihrer Umwelt  (Tübingen: Mohr Siebeck, 2003). Theological Studies 65 (2004) 630-631;[PDF] 

Norman Russell, The Doctrine of Deification in the Greek Patristic Tradition (Oxford: Oxford University Press, 2004). Theological Studies 67 (2006) 674-675; [PDF]

Henny Fiskå Hägg, Clement of Alexandria and the Beginnings of Christian Apophaticism (Oxford: Oxford University Press, 2006)     Theological Studies 68 (2007); [PDF]

Dale Allison, Studies in Matthew: Interpretation Past and Present (Grand Rapids: Baker, 2005). Review of Biblical Literature; [PDF]

Dan Jaffé, Le judaïsme et l'avènement du christianisme: Orthodoxie et hétérodoxie dans la literature talmudique Ier-IIe siècle (Paris: Cerf, 2005).  Journal of Early Christian Studies 16(2008): 257-59 [PDF];       

Dan Jaffé, Le Talmud et les origines juives du christianisme (Paris: Cerf, 2007). Review of Biblical Literature;  [PDF]

Edith E. Humphrey, And I Turned To See the Voice: The Rhetoric of Vision in the New Testament (Grand Rapids, Mich.: Baker Academic, 2007).  Anglican Theological Review 91(2009): 161-162; [PDF].

George E. Demacopoulos, Five Models of Spiritual Direction in the Early Church (Notre Dame University Press, 2007).  Journal of Eastern Christian Studies (forthcoming).