Penn Arts & Sciences | 3,298 followers on LinkedIn. The School of Arts & Sciences is the heart of Penn. | The School of Arts and Sciences (SAS) forms the foundation of the scholarly excellence that has established Penn as one of the world's leading research universities. We teach students across all 12 Penn schools, and our academic departments span the reach from anthropology and biology to sociology and South Asian studies. The three educational divisions of SAS fulfill different missions, united by the School's broader commitment to providing its students with an unrivaled education in the arts and sciences.