Christian's teaching interests vary widely, from topics in Phenomenology, Metaphysics, and Philosophy of Mind, to thematic surveys of major figures, ideas, and philosophical schools of thought in South Asia. He regularly offers a seniors seminar on consciousness and has also taught 20th Century Continental Philosophy and Philosophy of Religion. Christian is strongly committed to interdisciplinary team teaching and lectures for the Colloquium in Western Civilization in the Honors College.
Besides teaching regular classes, Christian also supervises tutorials and bachelor's essays. Current and past tutorials include "Conceptions of the Self," "Husserl's Conception of Intentionality," "Concept of Jen in Neo-Confucianism," "Śāntideva's Moral Philosophy," "Philosophical Hermeneuitics," and "Personal Identity and Consciousness."