Education: MSc. and Ph.D. at Poznań UT (1965, 1971); Habilitation at Cracow UT (1979); Sc. Title (Prof.) - President of Poland 1992. Author or co-author of 280 publications (articles, reports), including 12 monographs (academic scripts and monographs). His academic achievements include the theory of decision making, including multi-criteria decision aiding; construction process organization and modelling, including the analysis of phenomena of expectation, the phenomena of equilibrium, harmonization of the construction processes in conditions of uncertainty, risk in management, network planning, and reliability of production systems; research on resentment and predilection to risk in the light of utility theory; work ethos; integrated design and management; and sustainable development. At the Faculty of Architecture 2012-2023, his research included interactions between architects and engineers. Vice-Dean of the Civil Engineering Faculty, Director of the Institute, Head of the Construction Engineering and Organization Division (29). Member (6 terms) of the Civil Engineering Committee of the Polish Academy of Sciences. Doctor honoris causa - VGTU, Lithuania. Among his achievements, he values the Integral Humanism Medal the most - for upholding the value of human primacy in all areas of public and private life.