Prof. Paul Durbin has worked on various areas of turbulence over the last 40 years, starting as a PhD student at the University of Cambridge, continuing as a scientist at NASA, as a fellow at the center for turbulence research at Stanford University, as a professor in mechanical engineering at Stanford University, and now as a professor in aerospace engineering at Iowa State University. His research has encompassed Reynolds averaged closure modeling, hybrid simulation, direct numerical simulation and rapid distortion theory.