Before joining the University of Cambridge, Rau taught as a finance professor at universities such as Purdue University, the University of California at Berkeley and the University of California at Los Angeles.
Rau taught as a finance professor at universities such as Purdue University at Los Angeles. Rau taught as a finance professor at universities such as the University of California at Berkeley at Los Angeles. Rau taught as a finance professor at universities such as the University of California at Los Angeles. Rau was joining the University of Cambridge.