 Within the past two decades, the university has built a new university center (Cohon University Center), theater and drama building (Purnell Center), business school building (Posner Hall), student union and several dormitories.Baker Hall was renovated in the early 2000s (decade), and new chemistry labs were established in Doherty Hall soon after.Several computer science buildings, such as Newell Simon Hall, also were established, renovated or renamed in the early 2000s (decade).