Media type: E-Article Title: Crowds and value. Italian Directioners on Twitter Contributor: Arvidsson, Adam; Caliandro, Alessandro; Airoldi, Massimo; Barina, Stefania imprint: Informa UK Limited, 2016 Published in: Information, Communication & Society Language: English DOI: 10.1080/1369118x.2015.1064462 ISSN: 1468-4462; 1369-118X Keywords: Library and Information Sciences ; Communication Origination: Footnote: