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School of Politics and International Relations

Dr Javier Sajuria, Licentiate in Law - J.D. (PUC Chile), MSc (UCL), PhD (UCL)


Senior Lecturer in Politics

Telephone: 020 7882 8591
Room Number: Arts One, 2.29
Office Hours: Tuesdays 10:30am-11:30pm & Thursdays 11am-12pm (F2F & Online, book via Calendly)


Javier obtained his MSc and PhD from the Department of Political Science, University College London, with a thesis studying the role of online social capital on electoral behaviour. He also holds a law degree (J.D.) from PUC Chile. Prior to joining Queen Mary, Javier was a Lecturer in Politics at Newcastle University (2016-2017), and an ESRC postdoctoral Research Associate at the University of Strathclyde, working as part of the team behind the Representative Audit of Britain project, part of Parliamentary Candidates UK.

Currently, Javier is the Principal Investigator of Candidaturas Chile, co-Investigator of the ESRC SDAI funded project “Out of Touch and Out of Time?” and Editor in Chief of Politics

Twitter: @jsajuria

Javier’s personal website is

Office hour joining link 

Undergraduate Teaching

During 2019/2020, Javier will be on research leave on semester A, and will only teach POL252 - Political Research in semester B


Research Interests:

My research interests include political behaviour, comparative politics, social media and politics, and political methodology. My research now focuses on electoral politics, elite politics (candidates and legislators), techniques for latent variable estimation, and the study of false information. I am currently the Principal Investigator of Candidaturas Chile and Co-Investigator of the ESRC funded project “Out of Touch and Out of Time?"

Examples of research funding:

2018-2019 ESRC SDAI "Out of Touch and Out of Time?” - £200,000

2017-2018 Chilean Candidate study, private donor (Principal Investigator) - £25,000

2017 Newcastle University Impact Fund - £2,500

2017 ESRC Extension Grant, GE2017 Candidate survey (Associate researcher) - £50,000

2014-2015 UCL School of Public Policy Networking Grant - £1,000

2012-2014 UCL Graduate School Conference Fund - £1,200 over three years

2013 UCL School of Public Policy Summer School scholarship - £1,100

2012 UCL Department of Political Science, School of Public Policy Departmental Bursary - £3,000

2010 Chevening Scholarship awarded by the Foreign and Commonwealth Office (UK) - £24,000

2010 International Visitors Leadership Program awarded by the State Department (USA)


Journal articles

Collignon, S., Sajuria, J. (2018), “Local means local, does it? Regional identification and prefer- ences for local candidates”. Electoral Studies, 2018.07.003

Rüdig, W., Sajuria, J. (2018), “Green Party Members and Grassroots Democracy: A Comparative Analysis”. Party Politics

Theocharis, Y., Vitoratou, S., Sajuria, J. (2017), “Civil Society in Times of Crisis: Understanding Collective Action Dynamics in Digitally-Enabled Volunteer Networks”. Journal of Computer Mediated Communication, Volume 22, Issue 5, Pages 248–265

Sajuria, J., vanHeerde-Hudson, J., Hudson, D., Dasandi, N., Theocharis, Y. (2015) “Tweeting Alone? An analysis of Bridging and Bonding Social Capital in Online Networks”, American Politics Research, vol. 43 no. 4 708-738

Fábrega, J., Sajuria, J. (2014) “The Emergence Of Political Discourse in Online Networks: The Case of the Occupy Movement”, Int. J. of Organisational Design and Engineering Vol 3(3/4) pp. 210-222

Sajuria, J. (2013), “Is the Internet Changing Our Conception of Democracy?: An Analysis of the Internet Use During Protests and its Effect on the Perception of Democracy”. Rev. Politica Vol. 50(1) pp. 9-29

Book chapters

Sajuria, J., “More Political, Less Voting: the Internet Paradox”, in “More Sex, Lies and the Ballot Box” (eds. Rob Ford & Phil Cowley)

Sajuria, J., Fábrega, J. (2015), “Do We Need Pools? Why Twitter Will Not Replace Opinion Surveys But Can Complement Them” in Digital Methods for Social Sciences, edited by Helene Snee, Christine Hine, Yvette Morey, Steven Roberts and Hayley Watson, Palgrave

Sajuria, J. (2013). “Internet et conception de la démocratie aujourd’hui”. In Les réseauz sociaux sur Internet à l’heure des transitions democratiques, Siheem Najar (ed.), IMRC - Karthala, Paris

Sajuria, J. (2009), “Descentralización de Partidos Políticos: Una Propuesta de Financiamiento Público Permanente” Chapter in Pensando Chile desde las Regiones, CONAREDE; Santiago, Chile


Javier is interested in supervising doctoral theses in the following areas:

  • Political Behaviour (particularly electoral behaviour, political participation)
  • Public Opinion
  • Political Elites and political parties
  • Social Media, ICTs, and politicS

Current PhD students:
Laura Richards-Gray
Matthew Barnfield

Public Engagement

Invited Lectures


“Fake News in the Context of the Mexican Elections”, UCL, London

“Mobilisation through Technology: Methods and Questions“, Universidad del Desarrollo, Santiago, Chile


“Seminario Candidaturas Chile“, Universidad Andrés Bello, Santiago, Chile
“Chilean Elections in context”, Canning House, London
“Using Hybrid Data to Study Hybrid Events”, Warwick University Q-Step Centre


“Assessing Non-Response in Candidate Surveys”, Strathclyde University.
“Brexit and its Consequences in Latin America”, London School of Economics.
“The Myth of the Local Candidate”, Escuela de Gobierno, Pontificia Universidad Catolica de Chile


“Bowling Alone: Social Capital in Online Networks”, Oxford Internet Institute. 

“Workshop in Digital Activism”, Pontificia Universidad Católica de Chile.
Lunch seminars, Instituto Asuntos Públicos Universidad de Chile.


“Chile: 50 Reforms in the First 100 Days”, King’s College London. 2012 

“X-Ray to Voluntary Voting: Chile”, London School of Economics.
“Internet, Protests and Democracy: A comparative analysis from the UK and Chile” , Research Institute of the Contemporary Mahgreb (IRMC), Tunisia.



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