Eric Hillebrand is a professor of economics at Aarhus University, Denmark. He studied economics and mathematics at the University of Bremen, Germany, and was a faculty member at Louisiana State University, Baton Rouge, U.S. His research focuses on climate econometrics and time series econometrics, his teaching on mathematics for economists.
William Griffiths is an emeritus professor of econometrics at the University of Melbourne, Australia. He studied economics at the University of Illinois, U.S., and is the co-author of textbooks such as The Theory and Practice of Econometrics and Principles of Econometrics. His research focuses on applied Bayesian econometrics and income distributions.