Sebastián Vera, Western University

Research

Read how they describe their research on their Western University profile.

Latest papers

Rolling Memory: A New Approach to Annotation with Generative LLMs in Social and Political Research
Chinese Political Science Review · 2026 · senior author
Assimilation and Contrast in LLM--User Interactions
2026 · first author
Machines Do See Color: Using LLMs to Classify Overt and Covert Racism in Text
Sociological Methods & Research · 2026 · senior author

All 35 publications

35 publications.

01

Rolling Memory: A New Approach to Annotation with Generative LLMs in Social and Political Research

Joan C. Timoneda, Sebastián Vallejo Vera

Chinese Political Science Review202612 citationsSenior authorOpen Access

DOI: 10.1007/s41111-025-00327-w

02

Assimilation and Contrast in LLM--User Interactions

Sebastián Vallejo Vera, Ernesto Calvo, Paula Clerici

2026First authorOpen Access

DOI: 10.17605/osf.io/md6ah

03

Machines Do See Color: Using LLMs to Classify Overt and Covert Racism in Text

Diana Davila Gordillo, Joan C. Timoneda, Sebastián Vallejo Vera

Sociological Methods & Research2026Senior authorOpen Access

DOI: 10.1177/00491241251412360

04

Deliberation Quality in Human–LLM Interactions

Sebastián Vallejo Vera, Christian Arnold

Open Science Framework2026First authorOpen Access

DOI: 10.17605/osf.io/wkufz

05

Deliberation Quality in Human–LLM Interactions

Christian Arnold, Sebastián Vallejo Vera, Ernesto Calvo, Paula Clerici

Open Science Framework2026Open Access

DOI: 10.17605/osf.io/qrgbu

06

Echo Chambers, Rabbit Holes, and Ideological Bias: Experimental Evidence from LLM-User Interactions

Sebastián Vallejo Vera, Ernesto Calvo

2026First authorOpen Access

DOI: 10.17605/osf.io/hvfcr

07

Behind the mask: Random and selective masking in transformer models applied to specialized social science texts

Joan C. Timoneda, Sebastián Vallejo Vera

PLoS ONE20255 citationsSenior authorOpen Access

DOI: 10.1371/journal.pone.0318421 PMID: 39982967

08

LLMs as annotators: the effect of party cues on labelling decisions by large language models

Sebastián Vallejo Vera, Hunter Driggers

Humanities and Social Sciences Communications20251 citationsFirst authorOpen Access

DOI: 10.1057/s41599-025-05834-4

09

BERT, RoBERTa, or DeBERTa? Comparing Performance Across Transformers Models in Political Science Text

Joan C. Timoneda, Sebastián Vallejo Vera

The Journal of Politics202438 citationsSenior author

DOI: 10.1086/730737

10

Gender, Institutions, and Legislative Speech

Eduardo Alemán, Tiffany D. Barnes, Juan Pablo Micozzi, Sebastián Vallejo Vera

Comparative Politics20243 citationsSenior author

DOI: 10.5129/001041524x17260652667492

Frequent collaborators

Sebastian Vallejo Vera

Department of Political Science

35 shared papers, latest 2026

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Subject: Prospective PhD student Dear Professor Vera, My name is [your name], and I am a [your current degree or role] at [your institution]. I am applying for a PhD position starting in [term and year]. I read your paper "Rolling Memory: A New Approach to Annotation with Generative LLMs in Social and Political Research" (2026), and it connects closely to my own work on [your research topic]. [One or two sentences on what you did and what you learned.] Are you accepting new PhD students for [term and year]? I have attached my CV and transcripts, and I would be glad to talk at a time that suits you. Thank you for your time. Kind regards, [your name]