SILVIA PALLONE PhD Student PhD program:: XXXIX email: silvia.pallone@uniroma1.it supervisor: Prof.ssa Valentina Benigni co-supervisor: Prof.ssa Elisabetta Santoro; Prof.ssa Elena Nuzzo joint PhD: Universidade de São Paulo (USP) Research: A cross-cultural study of refusals to invitations and last-minute cancellations in Italian, European Portuguese and Brazilian Portuguese