1. Cognitive Neuroscience, Department of Biology, Institute of Neurobiology, University of Tübingen, Tübingen, Germany
2. Systems Neuroscience & Neuroengineering, MPI for Biological Cybernetics, Tübingen, Germany
3. lilian.de.sardenberg.schmid@online.de
4. gregor.hardiess@uni-tuebingen.de