Signe Cohen is Associate Professor of Religious Studies at the University of Missouri. She is the author of Textual Criticism and Sacred Texts and Text and Authority in the Older Upaniṣads and the editor of The Upaniṣads: A Complete Guide.

Argues that ancient yantra (robot) tales reveal how their Hindu, Buddhist, and Jain authors thought about the nature of humanity and our role in a cosmos filled with divine and natural forces.