EN
A very significant role among scientific interests of Bogdan Suchodolski was played by his considerations on life and output of Stanisław Staszic. A subject matter of the article is focusing on analysis of the issue concerning fundamental theoretical assumptions of the science conception of Staszic in Suchodolski's interpretation. In his numerous writings Suchodolski very often concentrated on theoretical aspect of the science conception of Staszic , and, particularly, on the scientific methodology and its peculiarities. He was also interested in the epistemology, which to a high degree determines a nature of the research works that were taken up by Staszic. Suchodolski paid much attention to the 'effective science conception' and role of science in the strive for material and social progress.