Caroline Quoilin1, Gerard Derosiere2. 1. Cognition and Actions Laboratory, Institute of Neuroscience, Université Catholique de Louvain, 1200 Brussels, Belgium caroline.quoilin@uclouvain.be. 2. Cognition and Actions Laboratory, Institute of Neuroscience, Université Catholique de Louvain, 1200 Brussels, Belgium.