From the posting:
NYPL seeks a leader for one of the most prestigious positions in the research library community – the Andrew W. Mellon Director. The leader will ensure that the most democratically accessible of collections thrives and is well preserved, added to and curated, providing the best physical experiences and services for research, and developing innovative ways to increase our digital impact through curated and open collections, committed to access to and expansion of our expertise through community engagement to maximize use by writers, readers, students and creators throughout the world.
Source: Andrew W. Mellon Director of the Research Libraries at New York Public Library