From knowledge to certaintyResearch news Evidence is continually growing in importance for political, societal, and individual decisions, despite increasing talk of an impending 'post-factual era'. Evidence is based on data that is collected in a scientific fashion, but is also a social phenomenon. How and by whom is it created and used, and what impact does this have? This is what a new research group funded by the German Research Foundation (DFG) and represented by the Technical University of Munich (TUM) has set out to investigate.