1. Universitat Pompeu Fabra, Center for Brain and Cognition, Ramon Trias Fargas, 25-27, 08005 Barcelona, Spain.
2. Cognitive Development Centre, Central European University, H-1015 Budapest, Hungary.
3. Nencki Institute of Experimental Biology, Polish Academy of Sciences, Ludwika Pasteura 3, 02-093 Warszawa, Poland.
4. ICREA (Catalan Institution for Research and Advanced Studies), Pg. Lluís Companys 23, 08010 Barcelona, Spain.