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[null,"1.","Record Nr.",null,"UNINA9910955398803321"]
[null,null,"Autore",null,"Shoemaker Pamela J."]
[null,null,"Titolo",null,"Gatekeeping theory / / Pamela J. Shoemaker, Tim P. Vos"]
[null,null,"Pubbl/distr/stampa",null,"New York : , : Routledge, , 2009"]
[null,null,"ISBN",null,"1-135-86059-9"]
[{"$nulls":4},"1-135-86060-2"]
[{"$nulls":4},"1-282-32746-1"]
[{"$nulls":4},"9786612327469"]
[{"$nulls":4},"0-203-93165-3"]
[null,null,"Edizione",null,"[1st ed.]"]
[null,null,"Descrizione fisica",null,"1 online resource (182 p.)"]
[null,null,"Disciplina",null,"302.201"]
[null,null,"Soggetti",null,"Communication - Philosophy"]
[{"$nulls":4},"Philosophy"]
[null,null,"Lingua di pubblicazione",null,"Inglese"]
[null,null,"Formato",null,"Materiale a stampa"]
[null,null,null,"Livello bibliografico","Monografia"]
[null,null,null,"Note generali","Description based upon print version of record."]
[null,null,null,"Nota di bibliografia","Includes bibliographical references and index."]
[null,null,"Nota di contenuto",null,"Book Cover; Title; Copyright; Contents; Acknowledgments; Introduction: The Significance of Gatekeeping; Part I Understanding Gatekeeping; 1 Understanding the Concept; 2 The Gatekeeping Process; Part II Gatekeeping-Levels of Analysis; 3 The Individual Level of Analysis; 4 The Communication Routines Level of Analysis; 5 The Organizational Level of Analysis; 6 The Social Institution Level of Analysis; 7 The Social System Level of Analysis; Part III Theorizing about Gatekeeping; 8 Field Theory and Gatekeeping; 9 Gatekeeping Channels; 10 Gatekeeping in the 21st Century; About the Authors"]
[{"$nulls":4},"ReferencesIndex"]
[null,null,null,"Sommario/riassunto","Gatekeeping is one of the media's central roles in public life: people rely on mediators to transform information about billions of events into a manageable number of media messages. This process determines not only which information is selected, but also what the content and nature of messages, such as news, will be. Gatekeeping Theory describes the powerful process through which events are covered by the mass media, explaining how and why certain information either passes through gates or is closed off from media attention. This book is essential for understanding how even single"]