Philippe Jorion is a professor of finance at the University of California at Irvine. He has a degree in the "the art of the approximation" (i.e. engineering) from the University of Brussels, and an MBA and Ph.D. from the University of Chicago. He has published widely in academic and practitioner-oriented journals. His latest book, Value at Risk: The New Benchmark for Controlling Market Risks, was published by Irwin Professional in late 1996.