Boris Obsieger, D. Sc., a full professor, first at the Faculty of Engineering at the University of Rijeka and then at the Juraj Dobrila University of Pula, where he teaches classes in machine elements, strength, robotics and numerical methods in professional, university and doctoral studies. He gave notable invited lectures at foreign universities, was president of CADAM international congresses and editor-in-chief of the international journal Advanced Engineering, Author of textbooks in universities of Rijeka, Pula, Maribor and Moscow, as well as numerous scientific papers. More informations at "https://[email protected]".