1. Institute of Cognitive Science; CNRS Lyon France
2. Department of Linguistics; University of Geneva; Geneva Switzerland
3. Service of Medical Genetics; Centre Hospitalier Universitaire Vaudois; Lausanne Switzerland
4. Utrecht Institute of linguistics; University of Utrecht; Utrecht the Netherlands
5. Institute of Social and Preventive Medicine; Centre Hospitalier Universitaire Vaudois; Lausanne Switzerland
6. Maison d'Analyse des Processus Sociaux; University of Neuchâtel; Neuchâtel Switzerland
7. Harvard Medical School; Boston MA USA
8. Gillberg Neuropsychiatric Center; Gothenburg Sweden