1Rotman Research Institute, Baycrest Centre for Geriatric Care, Toronto, Canada
2Department of Psychology, Hebrew University of Jerusalem Mount Scopus, Jerusalem, Israel;
3Department of Psychology, University of Konstanz, Konstanz, Germany
4Department of Psychology, University of Illinois, Champaign, USA
5Department of Neuroscience, University of California at San Diego, La Jolla, USA
6Department of Psychology, Queens College, CUNY, Flushing, New York, USA
7Departments of Psychology and Psychiatry, University of Illinois, Champaign, Illinois, USA
8Department of Neuroscience, Albert Einstein College of Medicine, Bronx, New York, USA
9Department of Physiology, University of Maryland, Baltimore, USA
10Institute of Cognitive Neuroscience, University of London, England
11Centre de Recherche Cerveau et Cognition, Université Paul Sabatier, Toulouse, France