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

Jairo G. Ferreira 328 University of Paris in Economics and Political Studies. Author of 16 books, among them: O pensamento comunicacional (Petrópo- lis: Vozes, 2000) and A sociedade tecida pela comunicação: téc- nicas da informação e da comunicação entre inovação e enraiza- mento social (São Paulo: Paulus, 2009), which were translated into Portuguese. He also published articles, among them: “De retour Compiègne” (2008); “France: l’incomplétude des rela- tions entre journalisme et université” (2006); “L’ingénierie éd- ucative d’un point de vue communicationnel” (2004); “Les TICs: a champ marqué for the complexité and interlacs d’enjeux” (2002). He works in the following areas: industrialization of culture, in- formation and communication, changes in the public space, and epistemology of information-communication. Emeritus Profes- sor of GRESEC, University Grenoble Alpes. ORCID: https://orcid. org/0000-0003-1704-0773. E-mail: bernard.miege@gmail.com. Mario Carlón Full professor of the Semiotics I Chair (Network Semiotics) of the Communication Science Career at the Faculty of Social Sci- ences at Universidad de Buenos Aires. He holds a Ph.D. in So- cial Sciences from Universidad de Buenos Aires and a Degree in Art History from the Faculty of Fine Arts at Universidad Na- cional de La Plata. He is a researcher at Instituto Gino Germani, where he currently directs the Ubacyt Project “Mediatization of politics and art. Between old and new media.” He is the author of several works, including Después del fin: An anthropocentric perspective on post-tv, post-cine, and YouTube (Buenos Aires: Crujía, 2016). Medios y arte en la era de la producción colabora- tiva (2012), with Carlos Scolari; Las políticas de los internautas (2012), with Antônio Fausto Neto; El fin de los medios masivos. El comienzo de un debate (2009), with Carlos Scolari; De lo cin- ematográfico a lo televisivo: Metatelevisi n, lenguajes y tem - poralidad (2006). Professor and researcher at Universidad de Buenos Aires. ORCID: https://orcid.org/0000-0002-5303-1308. E-mail: mariocarlon895@gmail.com Lucrécia D´Alessio Ferrara Full professor at the Graduate Program in Communication and Semiotics at Universidade Católica de São Paulo. She has a de-