Research

Research lines, ongoing projects, and open-source software

Research Areas

Social Network Analysis / Network Science

Statistical Network Models
ERGMs, SAOMs, Relational Event Models, Stochastic Block Models, etc.

Mathematical Sociology

Computational Social Science

Science of Science

Governance Networks

Organizational Networks

Educational Networks

Innovation and Scientific Collaboration Networks

Network Data Science and Graph Machine Learning

Methodological and Software Development for Network Analysis

Projects

Group Dynamics

ANID/FONDECYT Nº3250037 · 2025–2027

Understanding how social networks and individual characteristics co-evolve within group contexts.

Principal Investigator: Alejandro Espinosa-Rada.

New Approaches to the Study of Social Mobility

ANID/FONDECYT Nº1261889 · 2026–2028

Expanding theory, data, and methods for the study of social mobility.

Principal Investigator: Mauricio Bucca. Co-Principal Investigators: Xi Song, Alejandro Espinosa-Rada.

Metropolitan Governance

ANID/FONDECYT Nº1261268 · 2026–2028

The institutional complexity of metropolitan governance networks in Chile and Colombia.

Principal Investigator: Karina Arias Yurisch. Co-Principal Investigators: Karina Retamal, Alejandro Espinosa-Rada, Cristian Leyton.

Governing Complexity

Concurso Avanza UC 2025 · 2026–2027

Applying multilevel network analysis to the institutional framework of metropolitan environmental governance — part of the group’s broader SNA-SES (Social Networks and Socio-ecological Sustainability) research line, alongside the UC–UNSW Seed Fund (2025–2026, with Pavel Krivitsky) and prior ANID/FONDECYT Nº1220560 (2022–2025).

Responsible Investigator: Karina Arias. Principal Investigator: Alejandro Espinosa-Rada.

Software

netmem

An R package for handling and transforming network data across formats commonly used in social network analysis, developed and maintained within the group.

• CRAN page
• Install: install.packages("netmem")