- Religion in Sixteenth-Century Mexico: A Guide to Aztec and Catholic Beliefs and Practices. Co-author Cheryl Claassen. Cambridge University Press (forthcoming).
- Work Useful to Religion and the Humanities: A History of the Development of the Comparative Method in Religion from Bartolomé Las Casas to Edward Burnett Tylor. Pickwick Studies in the History of Religion, 1. Eugene: Pickwick Publications, (Fall 2012).
Articles and Chapters
- Is Alexa My Neighbor: Religious Future of Home Artificial Intelligence Devices. Co-author Randall Reed. Journal of Posthuman Studies: Philosophy, Technology, Media. Vol. 3, No. 2, (2019).
- Living the Star Trek Future: Nichelle Nichols and the Implicit Religion of Star Trek: The Original Series. Time Lords & Tribbles, Winchesters & Muggles: The DePaul Pop Culture Conference a Five Year Retrospective. Paul Booth and Isabella Menichiello, eds. DePaul Pop Culture series No. 1. (2017).
- Futurism and the Study of Religion. In Anthony B. Pinn, ed. Religion: Just Religion. Farmington Hills, MI: Macmillan Reference USA, (2016).
- Where We Have Gone Before: Star Trek Into and Out of Darkness. Implicit Religion, Vol. 17, No. 4, (2014).
- Distinctive and not Disposable: Religious Studies and American Higher Education in the 21st Century. The Examined Life: Religious Studies and the Cultivation of Self-Reflection. Religious Studies News Spotlight on Teaching, edited by Joanne Robinson. Eds. Stephanie Gray, Ellen Posman, and Reid B. Locklin. American Academy of Religion: Atlanta, GA. (May 2012).
- Jose de Acosta and Bernardino de Sahagun and the Sixteenth-Century Theology of Sacrifice in New Spain. Journal of Colonialism and Colonial History, Vol. 12. No. 3 (September 2011).
- "Graduate Women's Studies: An Assessment After Two Decades" (co-author with Jean Schroedel, Karen Torjesen, Pamela Zeiser, and Charles Turner). Women's Studies: An Interdisciplinary Journal (Vol. 28, 1999): 201-219.
- Huckersterism and Religious Scandals; The Sanctuary Movement; Sister Helen Prejean; Native American Religious Freedom; Liberation Theology [co-authored with Randall Reed]. Battlegrounds: Religion, Daniel Smith-Christopher, ed. Greenwood Publishing Group, Westport, CT., (2009).
- Florence C. Hsia, Sojourners in a Strange Land: Jesuits and Their Scientific Missions in Late Imperial China. Terrae Incognitae. Dr. Marguerite Ragnow, ed. Vol. 43. No 2 (September 2011).
- Clare Pettitt, Dr Livingstone, I presume ? Missionaries, journalists, explorers and empire. Terrae Incognitae. Dr. Marguerite Ragnow, ed. Vol. 41 (2009).
- Christopher Black and Pamela Gravestock eds., Early Modern Confraternities in Europe and the Americas: International and Interdisciplinary Perspectives. Itinerario. Frans Paul van der Putten, ed. Vol. 32:1 (2008).
- Jorge-Magasich Airola and Jean Marc de Beer, America Magica: When Renaissance Europe Thought it had Conquered Paradise. Itinerario. Hendrik E. Niemeijer, ed. Vol. 31:1 (2007).
- Amy E. Den Ouden, Beyond Conquest: Native Peoples and the Struggle for History in New England and Jenny Hale Pulsipher, Subjects unto the Same King: Indians, English, and the Contest for Authority in Colonial New England. Itinerario. Hendrik E. Niemeijer, ed. Vol. 30:3 (2006).
- The Burden of the Flesh: Fasting and Sexuality in Early Christianity by Teresa Shaw. Bulletin of the Institute for Antiquity and Christianity. J.Ma. Asgeirsson, ed. Vol. XXVI (Winter 1999).
- Published Panel Discussion. Climate Change and the Election. Appalachian State University Podcast: Across the Disciplines. Karl Campbell, Jacqui Ignatova, Susan Mills, Brian McHarg, Season 1, Episode 4. “The Environment.” https://open.spotify.com/episode/1TVb13XHQF5vDIUCDt0rTC (October 2020).