The XXIII International Scientific Conference “Computer Support Systems for Science, Industry and Transport” TransComp was held on December 2-5 in Zakopane. It was organized under the auspices of the Rector of the Kazimierz Pułaski University of Technology and Humanities in Radom, Professor Associate, Eng. Zbigniew Łukasik, PhD and the Transport Committee of the Polish Academy of Sciences. Our Head, Professor Associate, Eng. Piotr Kisielewski PhD, a professor at the Krakow University of Technology delivered two lectures during the conference, the first together with Professor Wiesław Grzesikiewicz, entitled “Approximate solution to the task of polyoptimisation”, the second together with Professor Marianna Jacyna from the Warsaw University of Technology “Modeling and Optimization of Municipal Public Transport Systems”.