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Sebastián Andrés Valenzuela Leighton

Profesor Asociado

Pontificia Universidad Católica de Chile

Santiago, Chile

Comunicación política; political communication; periodismo; journalism; opinión pública; public opinion; redes sociales online; social media; métodos cuantitativos; quantitative methods

Journalism, UNIVERSITY OF TEXAS AT AUSTIN. Estados Unidos, 2011
Journalism, UNIVERSITY OF TEXAS AT AUSTIN. Chile, 2007
Periodista, PONTIFICIA UNIVERSIDAD CATOLICA DE CHILE. Chile, 2000
Información Social, PONTIFICIA UNIVERSIDAD CATOLICA DE CHILE. Chile, 2000

Profesor Asociado Full Time

PONTIFICIA UNIVERSIDAD CATOLICA DE CHILE

Comunicaciones

Santiago, Chile

2017 - At present
Profesor Asistente Full Time

PONTIFICIA UNIVERSIDAD CATOLICA DE CHILE

Comunicaciones

Santiago, Chile

2011 - 2017
Instructor Part Time

UNIVERSITY OF TEXAS AT AUSTIN

Communication

Austin, Estados Unidos

2010 - 2011
Investigador Asociado Part Time

Instituto Milenio Fundamentos de los Datos

Santiago, Chile

2018 - At present
Investigador Asociado Part Time

Centro de Investigación para la Gestión Integrada del Riesgo de Desastres

Santiago, Chile

2012 - 2020
Tinker Visiting Professor Part Time

UNIVERSITY OF WISCONSIN-MADISON

Letters and Science

Madison, Estados Unidos

2018 - 2019
Investigador Principal Part Time

Núcleo Milenio de Desigualdades y Oportunidades Digitales

Santiago, Chile

2022 - At present

Periodista Full Time

El Mercurio S.A.P.

Santiago, Chile

2000 - 2005


A Downward Spiral? A Panel Study of Misinformation and Media Trust in Chile Valenzuela, Sebastian; Halpern, Daniel; Araneda, Felipe Article ISI International #Journal of Press/Politics (2022)
Amplifying Counter-Public Spheres on Social Media: News Sharing of Alternative Versus Traditional Media After the 2019 Chilean Uprising Luna, Juan Pablo; Toro, Sergio; Valenzuela, Sebastian Article ISI SOCIAL MEDIA + SOCIETY (2022)
For better and for worse: A panel survey of how mobile-only and hybrid Internet use affects digital skills over time Correa, Teresa; Valenzuela, Sebastian; Pavez, Isabel Article ISI NEW MEDIA SOCIETY (2022)
Much Ado About Facebook? Evidence from 80 Congressional Campaigns in Chile Luna, Juan Pablo; Perez, Cristian; Toro, Sergio; Rosenblatt, Fernando; Poblete, Barbara; Valenzuela, Sebastian; Cruz, Andres; Bro, Naim; Alcatruz, Daniel; Escobar, Andrea Article ISI JOURNAL OF INFORMATION TECHNOLOGY POLITICS (2022)
Reactive and Asymmetric Communication Flows: Social Media Discourse and Partisan News Framing in the Wake of Mass Shootings Zhang, Yini; Shah, Dhavan; Pevehouse, Jon; Valenzuela, Sebastian Article ISI International #Journal of Press/Politics (2022)
Rethinking the Virtuous Circle Hypothesis on Social Media: Subjective versus Objective Knowledge and Political Participation Lee, Sangwon; Diehl, Trevor; Valenzuela, Sebastian Article ISI HUMAN COMMUNICATION RESEARCH (2022)
Social Media and Belief in Misinformation in Mexico: A Case of Maximal Panic, Minimal Effects? Valenzuela, Sebastian; Muniz, Carlos; Santos, Marcelo Article ISI International #Journal of Press/Politics (2022)
A trend study in the stratification of social media use among urban youth: Chile 2009-2019 Correa, Teresa; Valenzuela, Sebastián Article Journal of Quantitative Description: Digital Media (2021)
Competing Frames and Melodrama: The Effects of Facebook Posts on Policy Preferences about COVID-19 Valenzuela, Sebastian; Bachmann, Ingrid; Mujica, Constanza; Grassau, Daniela; Labarca, Claudia; Halpern, Daniel; Puente, Soledad Article ISI DIGITAL JOURNALISM (2021)
What “Emergency Sources” Expect From Journalists: Applying the Hierarchy of Influences Model to Disaster News Coverage Grassau, Daniela; Valenzuela, Sebastián; Puente, Soledad Article WOS Core Collection ISI, SCOPUS INTERNATIONAL JOURNAL OF COMMUNICATION (2021)
Youth environmental activism in the age of social media: the case of Chile (2009-2019) Scherman, Andres; Valenzuela, Sebastian; Rivera, Sebastian Article ISI JOURNAL OF YOUTH STUDIES (2021)
"Fake News Is Anything They Say!" - Conceptualization and Weaponization of Fake News among the American Public Tong, Chau; Gill, Hyungjin; Li, Jianing; Valenzuela, Sebastian; Rojas, Hernando Article ISI MASS COMMUNICATION AND SOCIETY (2020)
Studying incidental news: Antecedents, dynamics and implications Kligler-Vilenchik, Neta; Hermida, Alfred; Valenzuela, Sebastian; Villi, Mikko Article ISI Journalism (2020)
A Meta-Analysis of the Effects of Cross-Cutting Exposure on Political Participation Matthes, Joerg; Knoll, Johannes; Valenzuela, Sebastian; Hopmann, David Nicolas; Von Sikorski, Christian Article ISI SCOPUS POLITICAL COMMUNICATION (2019)
From belief in conspiracy theories to trust in others: Which factors influence exposure, believing and sharing fake news Daniel Halpern; Valenzuela, Sebastián; Katz, James; Miranda, Juan Pablo. Article WOS Core Collection ISI Lecture Notes in Computer Science (2019)
Socialized for News Media Use: How Family Communication, Information-Processing Needs, and Gratifications Determine Adolescents' Exposure to News Valenzuela, Sebastian; Bachmann, Ingrid; Aguilar, Marcela Article ISI SCOPUS COMMUNICATION RESEARCH (2019)
Taming the digital information tide to promote equality Valenzuela, Sebastián; Rojas, Hernando Article ISI SCOPUS Nature Human Behaviour (2019)
Testing the Hypothesis of "Impressionable Years" With Willingness to Self-Censor in Chile Etchegaray, Nicolle; Scherman, Andres; Valenzuela, Sebastian Article ISI SCOPUS INTERNATIONAL JOURNAL OF PUBLIC OPINION RESEARCH (2019)
The Paradox of Participation Versus Misinformation: Social Media, Political Engagement, and the Spread of Misinformation Valenzuela, Sebastián; Halpern, Daniel; Katz, James E.; Miranda, Juan Pablo. Article ISI SCOPUS DIGITAL JOURNALISM (2019)
The Personal Is the Political? What Do WhatsApp Users Share and How It Matters for News Knowledge, Polarization and Participation in Chile Valenzuela, Sebastian; Bachmann, Ingrid; Bargsted, Matias Article ISI SCOPUS DIGITAL JOURNALISM (2019)
Ties, Likes, and Tweets: Using Strong and Weak Ties to Explain Differences in Protest Participation Across Facebook and Twitter Use Valenzuela, S; Correa, T; De Zuniga, HG Article ISI SCOPUS POLITICAL COMMUNICATION (2018)
Behavioral Effects of Framing on Social Media Users: How Conflict, Economic, Human Interest, and Morality Frames Drive News Sharing Valenzuela, S; Pina, M; Ramirez, J Article ISI SCOPUS Journal of Communication (2017)
Comparing Disaster News on Twitter and Television: an Intermedia Agenda Setting Perspective Valenzuela, S; Puente, S; Flores, PM Article ISI SCOPUS Journal of Broadcasting and Electronic Media (2017)
One Step, Two Step, Network Step? Complementary Perspectives on Communication Flows in Twittered Citizen Protests Hilbert M.; Vásquez J.; Halpern D.; Valenzuela S.; Arriagada E. Article ISI SCOPUS SOCIAL SCIENCE COMPUTER REVIEW (2017)
We Face, I Tweet: How Different Social Media Influence Political Participation through Collective and Internal Efficacy Halpern D.; Valenzuela S.; Katz J.E. Article ISI SCOPUS JOURNAL OF COMPUTER-MEDIATED COMMUNICATION (2017)
Explicating the values-issue consistency hypothesis through need for orientation Valenzuela S.; Chernov G. Article WOS-ESCI SCOPUS Canadian Journal of Communication (2016)
Motivations for Political Discussion: Antecedents and Consequences on Civic Engagement de Zuniga, HG; Valenzuela, S; Weeks, BE Article ISI SCOPUS HUMAN COMMUNICATION RESEARCH (2016)
Selfie-ists or "Narci-selfiers"?: A cross-lagged panel analysis of selfie taking and narcissism Halpern, D; Valenzuela S.; Katz J.E. Article ISI SCOPUS PERSONALITY AND INDIVIDUAL DIFFERENCES (2016)
Social media in Latin America=> Deepening or bridging gaps in protest participation? Valenzuela, Sebastián; Somma, Nicolás; Scherman, Andrés; Arriagada, Arturo Article Online Information Review (2016)
Historical Dramas, Current Political Choices: Analyzing Partisan Selective Exposure With a Docudrama Valenzuela S.; Brandao, AS Article ISI SCOPUS Mass Communication and Society (2015)
Pride, Anger, and Cross-cutting Talk: A Three-Country Study of Emotions and Disagreement in Informal Political Discussions Valenzuela S.; Bachmann, I. Article ISI SCOPUS International Journal of Public Opinion Research (2015)
Student and Environmental Protests in Chile: The Role of Social Media Scherman, A.; Arriagada A.; Valenzuela S. Article ISI SCOPUS Politics (2015)
Facebook, Twitter, and Youth Engagement: A Quasi-experimental Study of Social Media Use and Protest Behavior Using Propensity Score Matching Valenzuela S.; Arriagada A.; Scherman, A. Article ISI INTERNATIONAL JOURNAL OF COMMUNICATION (2014)
Social network sites, marriage well-being and divorce: Survey and state-level evidence from the United States Valenzuela S.; Halpern, D; Katz, JE Article ISI SCOPUS COMPUTERS IN HUMAN BEHAVIOR (2014)
Unpacking the Use of Social Media for Protest Behavior: The Roles of Information, Opinion Expression, and Activism Valenzuela S. Article ISI SCOPUS American Behavioral Scientist (2013)
Selective Exposure to Cable News and Immigration in the U.S.: The Relationship Between FOX News, CNN, and Attitudes Toward Mexican Immigrants Gil de Zuniga H.; Correa, T.; Valenzuela S. Article ISI SCOPUS Journal of Broadcasting and Electronic Media (2012)
Social media use for news and individuals’ social capital, civic engagement and political participation Homero Gil de Zúñiga, Nakwon Jung Article Journal of Computer-Mediated Communication (2012)
Social Networks that Matter: Exploring the Role of Political Discussion for Online Political Participation Valenzuela S.; Kim, Y; Gil de Zuniga H. Article ISI SCOPUS International Journal of Public Opinion Research (2012)
The Social Media Basis of Youth Protest Behavior: The Case of Chile Valenzuela S.; Arriagada A.; Scherman, A. Article ISI SCOPUS Journal of Communication (2012)
An experimental comparison of two perspectives on the concept of need for orientation in agenda-setting theory Gennadiy Chernov, Sebastián Valenzuela Article Journalism & Mass Communication Quarterly (2011)
Blogging as a journalistic practice=> A model linking perception, motivation, and behavior Homero Gil de Zúñiga, Seth Lewis; Amber Willard, Sebastián Valenzuela; Jae Kook Lee, Brian Baresch Article Journalism=> Theory Practice & Criticism (2011)
Materialism, postmaterialism and agenda-setting effects=> The values-issues consistency hypothesis Sebastián Valenzuela, Arturo Arriagada Article International Journal of Public Opinion Research (2011)
Politics without Citizens? Public Opinion, Television News, the President, and Real-World Factors in Chile, 2000-2005 Valenzuela S.; Arriagada A. Article ISI SCOPUS International Journal of Press/Politics (2011)
The mediating path to a stronger citizenship=> Online and offline networks, weak ties and civic engagement Homero Gil de Zúñiga, Sebastián Valenzuela Article Communication Research (2011)
Citizen journalism and democracy=> How user-generated news use relates to political knowledge and participation Kelly Kaufhold, Sebastián Valenzuela Article Journalism & Mass Communication Quarterly (2010)
Being immersed in social networking environment=> Facebook groups, uses and gratifications, and social outcomes. Park, Namsu; Kee, Kerk F; Valenzuela, Sebastián Article Cyberpsychology & behavior => the impact of the Internet, multimedia and virtual reality on behavior and society (2009)
Competencia por la uniformidad en noticieros y diarios chilenos, 2000-2005 Sebastián Valenzuela, Arturo Arriagada Article Cuadernos de Información (2009)
Is there social capital in a social network site?=> Facebook use and college students’ life satisfaction, trust and participation Sebastián Valenzuela, Namsu Park Article Journal of Computer-Mediated Communication (2009)
Press coverage and public opinion on women candidates=> The case of Chile's Michelle Bachelet Sebastián Valenzuela, Teresa Correa Article International Communication Gazette (2009)
Variations in media priming=> The moderating role of knowledge, interest, news attention and discussion Article Journalism & Mass Communication Quarterly (2009)


Setting the agenda: The news media and public opinion McCombs, Maxwell; Valenzuela, Sebastián BookWhole (2020)
Value resonance and the origins of issue salience Valenzuela S. BookWhole SCOPUS Digital Technologies for Democratic Governance in Latin America: Opportunities and Risks (2013)


A Call to Contextualize Public Opinion-Based Research in Political Communication Rojas H.; Valenzuela S. Note ISI SCOPUS POLITICAL COMMUNICATION (2019)


Análisis de los repertorios informativos de los usuarios de plataformas sociales y su relación con los conocimientos de la actualidad noticiosa Valenzuela, Sebastián; Mujica Holley, María Constanza Proyecto (2023)
Núcleo Milenio de Desigualdades y Oportunidades Digitales (NUDOS) Bachmann, Ingrid; Correa, Teresa; Toro, Sergio Yuri Alejandro; Castillo, Juan Carlos; Valenzuela, Sebastián Proyecto (2022)
Riesgos y oportunidades del uso de TICs en escolares: Hacia una agenda de alfabetización digital para el alumno 2020 Daniel Halpern; 2. Valenzuela, Sebastián A. Proyecto (2018)
Instituto Milenio Fundamentos de los Datos (IMFD) Arenas, Marcelo; Valenzuela, Sebastián A. Proyecto (2018)
PUNTOS CIEGOS Y TENSIONES SOBRE LA FUNCIÃ“N PERIODÃ�STICA EN NOTICIAS DE EMERGENCIA=> ANÃ�LISIS COMPARADO DE PERCEPCIONES Y EXPECTATIVAS DE EXPERTOS/RESPONSABLES EN GESTIÃ“N DE EMERGENCIAS, PERIODISTAS Y AUDIENCIA SOBRE EL TRABAJO PERIODÃ�STICO EN DES FONDECYT (1150310) Proyecto 2015-2019 Coinvestigador(a)
FLUJOS INFORMATIVOS Y PLURALISMO EN LAS REDES SOCIALES ONLINE EN CHILE=> DESCRIPCIÓN Y ANÁ�LISIS DE LAS NOTICIAS VIRALIZADAS POR EL PÚBLICO FONDECYT (11140897) Proyecto 2014-2017 Inv. Responsable
Incremento de la visibilidad de Cuadernos.Info=> rediseño, desarrollo móvil y estrategia de difusión INFORMACION CIENTIFICA (FP130012) Proyecto 2014-2014 Director(a)
Aumentar factor de impacto de Cuadernos de Información para su indexación en Thomson Reuters y Scopus INFORMACION CIENTIFICA (FP12013) Proyecto 2013-2013 Director(a)
Participación ciudadana en elecciones municipales=> Diagnóstico y propuestas Centro de Políticas Públicas UC Proyecto 2013-2013 Coinvestigador(a)
Uso de medios de comunicación y prácticas de consumo informativo de adolescentes chilenos en cuatro regiones del país Ana Rayén Condeza; Mujica Holley, María Constanza; Bachmann, Ingrid Andrea; 2. Valenzuela, Sebastián A. Proyecto (2012)
Use of ICTs for political communication in Chile=> A panel study of uses and effects of online and mobile media on political participation Vicerrectoría de Investigación UC (VRI UC INICIO Nº 17/2012) Proyecto 2012-2013 Inv. Principal
National Research Center for Integrated Natural Disasters Management Cienfuegos, Rodrigo; Valenzuela, Sebastián A. Proyecto (2011)
Adopting Ushahidi for crowdsourcing and data visualization=> New paths for event-mapping in Chile Association for Education in Journalism & Mass Communication (AEJMC) y John S. and James L. Knight Foundation (Building a Bridge KnightNewsChallenge-JMCPrograms) Proyecto 2011-2012 Coinvestigador(a)
Digital democracy as social experience=> Understanding how social media is shaping today's civil society Association for Education in Journalism and Mass Communication (AEJMC) (MCS Division Research Award) Proyecto 2011-2012 Coinvestigador(a)
Dinámicas de agenda setting en Chile=> La interacción entre la televisión, los diarios y el público entre 2000-2005 Vicerrectoría Académica de la Universidad Diego Portales (Proyecto Semilla n° 033/2008) Proyecto 2008-2009 Coinvestigador(a)