Public participation in decision-making has in the last decades become a common refrain in political and scientific discourse, yet it does not often truly come to fruition. The present study focuses on the underlying issue, that of the construction of the difference between scientific and public knowledge and its consequences. Through discourse analysis of scientific texts on sustainable development three distinct groups of Slovenian social scientists were discerned that differed in their views on the relationship between scientific and public knowledge and consequently the role and nature of