1. Teaching and Learning Services, University Services, University of Helsinki, Finland
2. Department of Psychology and Logopedics, Faculty of Medicine, University of Helsinki, Finland
3. Department of Cognitive Neuroscience and Philosophy, School of Bioscience, University of Skövde, Sweden
4. Centre for Cognitive Neuroscience, University of Turku, Finland
5. Cognitive Brain Research Unit, Department of Psychology and Logopedics, University of Helsinki, Finland