Yannis has a thorough and broad understanding of road safety and transportation sector, through his active involvement for more than 30 years as an engineer, academic, advisor and decision-maker in all areas of transportation planning and engineering at national and international level. He has contributed extensively to a large number of research and engineering projects and studies and in several scientific committees of the European Commission and other International Organizations (UNECE, OECD, WHO, World Bank, EIB, CEDR, ERF, IRF, UITP, ETSC, ECTRI, WCTR, and TRB). Yannis is a world-renowned expert in driver behavior, driver distraction, accident analysis, pedestrians, driving simulator, enforcement, young drivers, older drivers, motorcyclists, alcohol, weather conditions, road safety measures, road safety strategy, and international comparisons. As a professor he has supervised 118 Diploma Theses, 18 PhDs and he is a member of 130 scientific organizations and committees worldwide. He is also a Visiting Professor at the University of Loughborough, at the Ecole Nationale des Ponts et Chaussées in Paris and at University of Hasselt, Belgium