Three Princeton University professors were among 197 influential artists, scientists, scholars, authors and institutional leaders inducted into the American Academy of Arts and Sciences. The inductees from Princeton are: Sanjeev Arora, the Charles C. Fitzmorris Professor in Computer Science; Martin Gilens, professor of politics; and Ali Yazdani, professor of physics. Founded in 1780, the academy is one of the nation's oldest and most prestigious learned societies. The new class will be inducted at a ceremony on Oct. 10 in Cambridge, Massachusetts.