1. Department of General Psychology, University of Padua, via Venezia 8, 35131 Padua, Italy; and Department of Psychology, University of Trieste, via S Anastasio 12, 34134 Trieste, Italy
2. Department of Psychology, University of Milano-Bicocca, piazza dell'Ateneo Nuovo 1, 20126 Milan, Italy
3. Department of Psychology, University of Trieste, via S Anastasio 12, 34134 Trieste, Italy