This is the start-up workshop of the FWO-sponsored scientific research network on Logical and Methododological Analysis of Scientific Reasoning Processes. Representatives of the participating centres will present their main research lines. The participaing centres are located at the following universities: Adam Mickiewicz University Poznan, Free University of Brussels, Ghent University, Ruhr-University Bochum, Tilburg University, University College London, University of Antwerp, Utrecht University and VU University Amsterdam.