1 23 Aging Clinical and Experimental Research ISSN 1720-8319 Aging Clin Exp Res DOI 10.1007/s40520-014-0224-0 Cognitive reserve in a cross-cultural population: the case of Italian emigrants in Montreal Sara Mondini, Ramona Guarino, Gonia Jarema, Eva Kehayia, Vasavan Nair, Massimo Nucci & Daniela Mapelli