Damir Kalpić is retired professor emeritus of computer science at the University of Zagreb Faculty of electrical engineering and computing, Croatia. He was teaching Programming, Information systems, Algorithms and data structures and Operational research at graduate and postgraduate level. He was advising at student seminars, projects, graduation and PhD theses. His main professional interest is in application of operational research in real world information systems, and in other projects and applications with humans as direct users. He served as vice dean of the Faculty, he was the head of the Department of applied computing and chairman of the Information Technology Interfaces international conferences. He can communicate, with descending fluency in English, German, Italian, Spanish, French and Portuguese.