Predrag Kralj: Associate Professor, currently Head of the Department of Marine Engineering and Energetics, has held a B.Sc. since 1988 from the Faculty of Engineering, University of Rijeka; a M.Sc. since 1996, also from the Faculty of Engineering, University of Rijeka; a Ph. D. since 2012, from the Faculty of Marine Sciences, University of Rijeka. He also holds several certificates in marine engineering. Predrag Kralj was first employed from 1989 - 1990 at the Technical Office of the Shipyard "3 May"; and from 1990 to present has been employed at the Faculty of Marine Sciences of the University of Rijeka, first as a teaching assistant, then as a lecturer, and now as an associate professor. Throughout his academic career, his main research interest has been the optimization of marine equipment. He is the author or co-author of 27 scientific papers, two university books and several textbooks, and a member of several engineering associations.