Hendrik Zurlinden received the M.Eng. degree in civil engineering from Ruhr-University, Bochum, Germany, in 1997, and the Ph.D. degree in traffic engineering from Ruhr-University, Bochum, Germany, in 2003. He is currently the Principal Engineer, Asset Performance at the Australian National Transport Research Organisation (NTRO) based in Perth, WA, Australia, where he is delivering smart motorway, road safety, and traffic management projects. Hendrik has extensive experience in advanced traffic flow theory, and he has introduced a novel concept to motorway capacity which is internationally recognized and applied today (TRB Best Paper Award 2007).