World's Best Scientists 2026 revealed!
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Engineering and Technology
France
2026

D-Index & Metrics

Engineering and Technology

D-Index
80
Citations
39515
World Ranking
516
National Ranking
6

Research.com Recognitions

  • 2026 - Research.com Engineering and Technology in France Leader Award
  • 2025 - Research.com Engineering and Technology in France Leader Award
  • 2023 - Research.com Engineering and Technology in France Leader Award
  • 2022 - Research.com Engineering and Technology in France Leader Award

Overview

Alain Barrat is affiliated with the Centre de Physique Théorique in France and specializes in research within the broad field of Physics and Astronomy. Their work primarily focuses on Statistical and Nonlinear Physics, with significant contributions to Modeling and Simulation, Epidemiology, Sociology and Political Science, and Infectious Diseases.

The scientist's research covers diverse topics, notably in Complex Network Analysis Techniques, Opinion Dynamics and Social Influence, COVID-19 epidemiological studies, Data-Driven Disease Surveillance, Evolutionary Game Theory and Cooperation, COVID-19 Digital Contact Tracing, and Mental Health Research Topics.

Alain Barrat has coauthored numerous papers with frequent collaborators including Iacopo Iacopini, Giovanni Petri, Vittoria Colizza, Giulia Cencetti, and Elisabetta Colosi.

The following are selected recent publications highlighting the focus and scope of their research:

  • "The physics of higher-order interactions in complex systems" (2021, Nature Physics)
  • "Decentralized Privacy-Preserving Proximity Tracing" (2020, arXiv (Cornell University))
  • "Digital proximity tracing on empirical contact networks for pandemic control" (2021, Nature Communications)
  • "Effect of manual and digital contact tracing on COVID-19 outbreaks: a study on empirical contact data" (2021, Journal of The Royal Society Interface)
  • "Screening and vaccination against COVID-19 to minimise school closure: a modelling study" (2022, The Lancet Infectious Diseases)

Many of Alain Barrat's publications appear in venues such as arXiv (Cornell University), bioRxiv (Cold Spring Harbor Laboratory), Nature Communications, Communications Physics, and PLoS Computational Biology, demonstrating engagement with both preprint repositories and peer-reviewed journals in the physical and computational sciences.

Best Publications

  • The architecture of complex weighted networks

    Alain Barrat;Marc Barthelemy;Romualdo Pastor-Satorras;Alessandro Vespignani

  • Dynamical Processes on Complex Networks

    Alain Barrat;Marc Barthlemy;Alessandro Vespignani

  • The Architecture of Complex Weighted Networks: Measurements and Models

    Alain Barrat;Marc Barthélemy;Alessandro Vespignani

  • The role of the airline transportation network in the prediction and predictability of global epidemics

    Vittoria Colizza;Alain Barrat;Marc Barthélemy;Alessandro Vespignani

  • On the properties of small-world network models

    A. Barrat;M. Weigt

  • What's in a crowd? Analysis of face-to-face behavioral networks

    Lorenzo Isella;Juliette Stehlé;Alain Barrat;Ciro Cattuto

  • Dynamics of person-to-person interactions from distributed RFID sensor networks.

    Ciro Cattuto;Wouter Van den Broeck;Alain Barrat;Vittoria Colizza

  • High-resolution measurements of face-to-face contact patterns in a primary school.

    Juliette Stehlé;Nicolas Voirin;Alain Barrat;Alain Barrat;Ciro Cattuto

  • Weighted Evolving Networks: Coupling Topology and Weight Dynamics

    Alain Barrat;Marc Barthélemy;Alessandro Vespignani

  • Velocity and Hierarchical Spread of Epidemic Outbreaks in Scale-Free Networks

    Marc Barthélemy;Alain Barrat;Romualdo Pastor-Satorras;Alessandro Vespignani

  • Simplicial models of social contagion

    Iacopo Iacopini;Iacopo Iacopini;Giovanni Petri;Alain Barrat;Alain Barrat;Vito Latora

  • The physics of higher-order interactions in complex systems

    Federico Battiston;Enrico Amico;Enrico Amico;Alain Barrat;Ginestra Bianconi;Ginestra Bianconi

  • Dynamical patterns of epidemic outbreaks in complex heterogeneous networks.

    Marc Barthélemy;Alain Barrat;Romualdo Pastor-Satorras;Alessandro Vespignani;Alessandro Vespignani

  • Contact Patterns in a High School: A Comparison between Data Collected Using Wearable Sensors, Contact Diaries and Friendship Surveys

    Rossana Mastrandrea;Julie Fournet;Alain Barrat

  • Friendship prediction and homophily in social media

    Luca Maria Aiello;Alain Barrat;Rossano Schifanella;Ciro Cattuto

  • Characterization and modeling of weighted networks

    Marc Barthélemy;Alain Barrat;Romualdo Pastor-Satorras;Alessandro Vespignani

  • Simulation of an SEIR infectious disease model on the dynamic contact network of conference attendees

    Juliette Stehlé;Nicolas Voirin;Alain Barrat;Alain Barrat;Ciro Cattuto

  • Estimating Potential Infection Transmission Routes in Hospital Wards Using Wearable Proximity Sensors

    Philippe Vanhems;Alain Barrat;Ciro Cattuto;Jean-François Pinton

  • Modeling the evolution of weighted networks.

    Alain Barrat;Marc Barthélemy;Alessandro Vespignani;Alessandro Vespignani

  • Large scale networks fingerprinting and visualization using the k-core decomposition

    J. I. Alvarez-hamelin;Luca Dall'asta;Alain Barrat;Alessandro Vespignani

  • Dynamical patterns of epidemic outbreaks in complex heterogeneous networks

    Alain Barrat;Marc Barth 'elemy;Romualdo Pastor-Satorras;Alessandro Vespignani

Frequent Co-Authors

Alessandro Vespignani
Alessandro Vespignani Northeastern University
Ciro Cattuto
Ciro Cattuto University of Turin
Vittorio Loreto
Vittorio Loreto Sapienza University of Rome
Romualdo Pastor-Satorras
Romualdo Pastor-Satorras Universitat Politècnica de Catalunya
Marc Barthelemy
Marc Barthelemy L'Institut de physique théorique
Andrea Baronchelli
Andrea Baronchelli City, University of London
Jean-François Pinton
Jean-François Pinton École Normale Supérieure de Lyon
Harith Alani
Harith Alani The Open University
Grégory Schehr
Grégory Schehr Sorbonne University
Bruno Lina
Bruno Lina Claude Bernard University Lyon 1

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