Arianna Maiorani entertains an intense academic activity at national and international level. Besides being a member of the AHRC Peer Review College, she has been invited to lecture in several national and international institutions since 2009. She has acted as International Expert reviewer for international institutions like the Riksbankens Jubileumsfond in Sweden, and as External Examiner for postgraduate degrees in national and international universities. She is also a member of the Editorial Advisory Board of Multimodality and Society (SAGE), review editor for Frontiers in Communication, and a regular project reviewer for Routledge, Palgrave and, Cambridge University Press, and several other peer-reviewed international publications.  As well as being a member of the Advisory Board of the book series Pathways to Multimodality published by De Gruyter Brill, Arianna is a member of the Scientific Board of Open Semiotics published by L'Harmattan.