They include hiring a star architect and building a $100 million arts center. “Citing a litany of star arts alumni – among them novelist Philip Roth, film director Mike Nichols, composer Philip Glass and the writer Susan Sontag – Danielle Allen, dean of the university’s humanities division, said: “We’d like to see a building that will raise the profile of the really exciting – but heretofore stealth – arts world on our campus.”