Mediatization, polarization, and intolerance (between environments, media, and circulation)

Hypotheses about polarization, mediatization, and algorithms 327 Social Processes, besides the undergraduate courses in Adver- tising and Journalism, Public Relations, and Digital Communica- tion. In 2019, she became the coordinator of the Graduate Pro- gram. She has experience in the area of ​Communication, with an emphasis on Journalism and Advertising, working mainly on the following themes: mediatization, image circulation, visibility crisis, imaginary, photojournalism, coverage of terrorist attacks, and media framing. She is a member of the research group Stud- ies in Organizational Communication at UTFPR, Communication Epistemology at UNISINOS, in addition to the Mediatization and Social Processes group. ORCID: https://orcid.org/0000-0001- 7461-2278. Email: anaros@unisinos.br Antônio Fausto Neto Graduated in Journalism from Universidade Federal de Juiz de Fora (1972), he has a Masters’ degree in Communication from Universidade de Brasília (1977), a Ph.D. in Sciences de La Com- munication et de L’information - École des Hautes Études en Sci- ences Sociales, France (1982), and postdoctoral studies at UFRJ (1990). CNPq Researcher 1A; member of the CNPq Scientific Committee (communication area); ad hoc consultant: CAPES, CNPq, Fundação Carlos Chagas. Full professor at Universidade do Vale do Rio dos Sinos (UNISINOS); former professor at UFRJ, UFPb, UnB, and PUC-Minas. Collaborating Professor of the Pro- fessional Master’s in Journalism at UFPB Campus João Pessoa. President of the Centro Internacional de Semiótica e Comuni- cação (CISECO). Co-founder of the Associação Nacional de Pro- gramas de Pós-Graduação em Comunicação – COMPÓS. He is the author of the books Mortes em derrapagem (1991); O im- peachment da televisão (1995); Ensinando a televisão: estraté- gias de recepção da TV Escola (2001); Desconstruindo os senti- dos (2001); Lula Presidente – Televisão e política na campanha eleitoral (2003); O mundo das mídias (2004). Professor at PP- GCC UNISINOS, and a CNPQ researcher. ORCID: https://orcid. org/0000-0002-5952-3880. E-mail: afaustoneto@gmail.com. Bernard Miège Emeritus Professor of Information and Communication Sciences at Stendhal Grenoble III University. He holds a degree from the