 In the introduction to "World Philology" (2015) he has also drawn attention to the diversity and longevity of philological traditions in the world and argued for studying them comparatively.Pollock has published on issues related to the history of aesthetics in India, and in particular on the paradigm shift from a "formalist" analysis of emotion ("rasa") in literary texts to a more "reader-centered" analysis in the (lost) works of the 9th/10th-century theorist Bhaṭṭa Nāyaka.In 2011 the Ambedkar Sanskrit Fellowship Program started at Columbia, offering a fellowship for one person to pursue a master's degree in Sanskrit.