Assistant professor
Director, Sentinelle Nord Research Chair on Applications and Theory of Network Analysis
Codirector, Dynamica Research Lab on the structure and the dynamics of complex systems
Board member, Centre Interdisciplinaire en Modélisation Mathématique de l’Université Laval (CIMMUL)
External faculty, Vermont Complex Systems Center (UVM)
Département de physique, de génie physique et d'optique
Pavillon Alexandre-Vachon
1045 avenue de la Médecine
Université Laval
Québec (Québec) G1V 0A6, Canada
2022.04.18 — New manuscript on the arXiv: Network Onion Divergence: Network representation and comparison using nested configuration models with fixed connectivity, correlation and centrality patterns.
2022.04.01 — The slides from my presentation at CIMMUL's seminar dedicated to the scientific contribution of Siméon Denis Poisson titled Graphe poissonnien, un oxymore? are available here.
2022.03.31 — Guillaume St-Onge and Vincent Thibeault are presenting our latest results at the Fifth Northeast Regional Conference on Complex Systems (NERCCS 2022).
2022.03.22 — The slides from my seminar for McGill University's PhD Program in Quantitative Life Sciences titled Contact Network Epidemiology: Heterogeneity and Stochasticity of Disease Spread are available here.
2022.03.03 — Guillaume St-Onge successfully defended his thesis. Congratulations!
2022.03.02 — New manuscript on the arXiv: Hierarchical team structure and multidimensional localization (or siloing) on networks.
2022.02.16 — New paper in Phys. Rev. Research: Predicting the diversity of early epidemic spread on networks.
2022.02.01 — New manuscript on bioRxiv: Effects of global change on animal biodiversity in boreal forest landscape: an assemblage dissimilarity analysis.
2022.01.17 — New paper in Commun. Phys.: Influential groups for seeding and sustaining nonlinear contagion in heterogeneous hypergraphs.
2021.11.16 — New manuscript on the arXiv: The network epidemiology of an Ebola epidemic.
2021.10.06 — New paper in Phys. Rev. Lett.: Universal Nonlinear Infection Kernel from Heterogeneous Exposure on Higher-Order Networks.
2021.08.05 — New paper in Nat. Commun.: Deep learning of contagion dynamics on complex networks.
2021.07.05 — Patrick Desrosiers, Charles Murphy, Guillaume St-Onge, Vincent Thibeault, Marina Vegué Llorente and myself are presenting our latest results at the Networks 2021 conference.
My Research Chair is part of the Dynamica Research Lab on Complex Systems that I lead alongside Patrick Desrosiers. I also co-supervise students or postdoctoral researchers affiliated with other research groups.
Marina Vegué Llorente
Postdoctoral fellow
Ilhem Bouderbala
Postdoctoral fellow
Charles Murphy
PhD student
Béatrice Désy
MSc student
Simon Lizotte
MSc student
François Thibault
MSc student
Olivier Ribordy
MSc student
Heikel Jarras
MSc student
Listed in inverse chronological order; equal contributions are denoted by *.
Most of the publications below can also be found on arXiv or on Google Scholar.
Network Onion Divergence: Network representation and comparison using nested configuration models with fixed connectivity, correlation and centrality patterns
L. Hébert-Dufresne, J.-G. Young, A. Daniels and A. Allard
arXiv
Hierarchical team structure and multidimensional localization (or siloing) on networks
L. Hébert-Dufresne, G. St-Onge, J. Meluso, J. P. Bagrow and A. Allard
arXiv
Effects of global change on animal biodiversity in boreal forest landscape: an assemblage dissimilarity analysis
I. Bouderbala, G. Labadie, J.-M. Leblanc, Y. Boulanger, C. Hébert, P. Desrosiers, A. Allard and D. Fortin
bioRxiv
The network epidemiology of an Ebola epidemic
L. Hébert-Dufresne, J.-G. Young, J. Bedson, L. A. Skrip, D. Pedi, M. F. Jalloh, B. Raulier, O. Lapointe-Gagné, A. Jambai, A. Allard and B. M. Althouse
arXiv
The unintended consequences of inconsistent pandemic control policies
B. M. Althouse, B. Case, S. V. Scarpino, A. Allard, A. M. Berdahl, E. R. White and L. Hébert-Dufresne
medRxiv
On the accuracy of message-passing approaches to percolation in complex networks
A. Allard and L. Hébert-Dufresne
arXiv
Limits of Individual Consent and Models of Distributed Consent in Online Social Networks
J. Lovato, A. Allard, J. Onaolapo, R. Harp and L. Hébert-Dufresne
To appear in 2022 ACM Conference on Fairness, Accountability, and Transparency (FAccT '22)
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arXiv
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The role of directionality, heterogeneity and correlations in epidemic risk and spread
A. Allard, C. Moore, S. V. Scarpino, B. M. Althouse and L. Hébert-Dufresne
To appear in SIAM Review
arXiv
Predicting the diversity of early epidemic spread on networks
A. J. Allen, M. C. Boudreau, N. J. Roberts, A. Allard and L. Hébert-Dufresne
Physical Review Research 4, 013123 (2022)
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arXiv
Influential groups for seeding and sustaining nonlinear contagion in heterogeneous hypergraphs
G. St-Onge, I. Iacopini, V. Latora, A. Barrat, G. Petri, A. Allard and L. Hébert-Dufresne
Communications Physics 5, 25 (2022)
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arXiv
Universal Nonlinear Infection Kernel from Heterogeneous Exposure on Higher-Order Networks
G. St-Onge, H. Sun, A. Allard, L. Hébert-Dufresne and G. Bianconi
Physical Review Letters 127, 158301 (2021)
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arXiv
Deep learning of contagion dynamics on complex networks
C. Murphy, E. Laurence and A. Allard
Nature Communications 12, 4720 (2021)
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arXiv
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Social confinement and mesoscopic localization of epidemics on networks
G. St-Onge, V. Thibeault, A. Allard, L. J. Dubé and L. Hébert-Dufresne
Physical Review Letters 126, 098301 (2021)
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arXiv
Master equation analysis of mesoscopic localization in contagion dynamics on higher-order networks
G. St-Onge, V. Thibeault, A. Allard, L. J. Dubé and L. Hébert-Dufresne
Physical Review E 103, 032301 (2021)
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arXiv
La modélisation mathématique pour cartographier le complexe et l'inconnu
(Mapping the complex and the unknown with mathematical modeling)
A. Allard, L. J. Dubé and L. Hébert-Dufresne
ACFAS Magazine (2020)
Superspreading events in the transmission dynamics of SARS-CoV-2: Opportunities for interventions and control
B. M. Althouse, E. A. Wenger, J. C. Miller, S. V. Scarpino, A. Allard, L. Hébert-Dufresne and H. Hu
PLOS Biology 18, e3000897 (2020)
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arXiv
Beyond R0: heterogeneity in secondary infections and probabilistic epidemic forecasting
L. Hébert-Dufresne, B. M. Althouse, S. V. Scarpino and A. Allard
Journal of the Royal Society Interface 17, 20200393 (2020)
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arXiv
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medRxiv
Geometric renormalization unravels self-similarity of the multiscale human connectome
M. Zheng, A. Allard, P. Hagmann, Y. Alemán-Gómez and M. Á. Serrano
Proceedings of the National Academy of Sciences USA 117, 20244 (2020)
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arXiv
COVID-19: Cancel your next large event, and tell your friends to cancel theirs
G. St-Onge, V. Thibeault, A. Allard, L. J. Dubé and L. Hébert-Dufresne
medium.com
Genome-scale modeling of metabolism in the polar diatom Fragilariopsis cylindrus underscores the strong robustness of growth rate in response to cellular perturbations
M. Lavoie, B. Saint-Béat, J. Strauss, S. Guérin, A. Allard, S. V. Hardy, A. Falciatore and J. Lavaud
Biology 9, 30 (2020)
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Navigable maps of structural brain networks across species
A. Allard and M. Á. Serrano
PLOS Computational Biology 16, e1007584 (2020)
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arXiv
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Mercator: uncovering faithful hyperbolic embeddings of complex networks
G. García-Pérez*, A. Allard*, M. Á. Serrano and M. Boguñá
New Journal of Physics 21, 123033 (2019)
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arXiv
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Smeared phase transition of percolation on real complex networks
L. Hébert-Dufresne and A. Allard
Physical Review Research 1, 013009 (2019)
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arXiv
Percolation and the effective structure of complex networks
A. Allard and L. Hébert-Dufresne
Physical Review X 9, 011023 (2019)
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arXiv
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A new approach to international trade from Network Geometry: The World Trade Atlas 1870-2013
G. García-Pérez, M. Boguñá, A. Allard, and M. Á. Serrano
S. Gorgoni, A. Amighini, and M. Smith (Eds.), Vernon Press, ISBN 978-1622730650
Table of contents
Geometric evolution of complex networks with degree correlations
C. Murphy, A. Allard, E. Laurence, G. St-Onge and L. J. Dubé
Physical Review E 97, 032309 (2018)
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arXiv
The risk of sustained sexual transmission of Zika is underestimated
A. Allard*, B. M. Althouse*, L. Hébert-Dufresne* and S. V. Scarpino*
PLOS Pathogens 13, e1006633 (2017)
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bioRxiv
Asymmetric percolation drives a double transition in sexual contact networks
A. Allard, B. M. Althouse, S. V. Scarpino and L. Hébert-Dufresne
Proceedings of the National Academy of Sciences USA 114, 8969-8973 (2017)
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arXiv
Strategic tradeoffs in competitor dynamics on adaptive networks
L. Hébert-Dufresne, A. Allard, P.-A. Noël, J.-G. Young and E. Libby
Scientific Reports 7, 7576 (2017)
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arXiv
The geometric nature of weights in real complex networks
A. Allard, M. Á. Serrano, G. García-Pérez and M. Boguñá
Nature Communications 8, 14103 (2017)
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arXiv
★ Nature Phys. Research Highlights
★ Features in Nature Communications' web collection on complex systems
Growing networks of overlapping communities with internal structure
J.-G. Young, L. Hébert-Dufresne, A. Allard, and L. J. Dubé
Physical Review E 94, 022317 (2016)
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arXiv
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Multi-scale structure and topological anomaly detection via a new network statistic: The onion decomposition
L. Hébert-Dufresne, J. A. Grochow, and A. Allard
Scientific Reports 6, 31708 (2016)
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arXiv
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The effect of a prudent adaptive behaviour on disease transmission
S. V. Scarpino, A. Allard, L. Hébert-Dufresne
Nature Physics 12, 1042-1046 (2016)
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arXiv
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Media coverage
★ Nature Phys. News & Views
Constrained growth of complex scale-independent systems
L. Hébert-Dufresne, A. Allard, J.-G. Young, and L. J. Dubé
Physical Review E 93, 032304 (2016)
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arXiv
★ In the Editors' Suggestions section of Physical Review E.
The hidden hyperbolic geometry of international trade: World Trade Atlas 1870-2013
G. García-Pérez, M. Boguñá, A. Allard, and M. Á. Serrano
Scientific Reports 6, 33441 (2016)
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arXiv
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Interactive map
★ Featured in the section Economía of the newspaper El Periódico.
Complex networks as an emerging property of hierarchical preferential attachment
L. Hébert-Dufresne, E. Laurence, A. Allard, J.-G. Young and L. J. Dubé
Physical Review E 92, 062809 (2015)
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arXiv
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General and exact approach to percolation on random graphs
A. Allard, L. Hébert-Dufresne, J.-G. Young and L. J. Dubé
Physical Review E 92, 062807 (2015)
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arXiv
A shadowing problem in the detection of overlapping communities: lifting the resolution limit through a cascading procedure
J.-G. Young, A. Allard, L. Hébert-Dufresne and L. J. Dubé
PLOS ONE 10, e0140133 (2015)
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arXiv
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The Social Zombie: Modelling undead outbreaks on social networks
L. Hébert-Dufresne, V. Marceau, P.-A. Noël, A. Allard, and L. J. Dubé
Robert Smith? (Ed.), University of Ottawa Press, ISBN 978-0776622101
Table of contents
Spreading dynamics on complex networks: a general stochastic approach
P.-A. Noël, A. Allard, L. Hébert-Dufresne, V. Marceau and L. J. Dubé
Journal of Mathematical Biology 69, 1627 (2014)
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arXiv
A system-level model for the microbial regulatory genome
A. N. Brooks, D. J. Reiss, A. Allard, W.-J. Wu, D. M. Salvanha, C. L. Plaisier, S. Chandrasekaran, M. Pan, A. Kaur and N. S. Baliga
Molecular Systems Biology 10, 740 (2014)
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Coexistence of phases and the observability of random graphs
A. Allard, L. Hébert-Dufresne, J.-G. Young and L. J. Dubé
Physical Review E 89, 022801 (2014)
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arXiv
★ In the Editors' Suggestions section of Physical Review E.
Percolation sur graphes aléatoires: Modélisation et description analytique
(Percolation on random graphs: Modelling and analytical description)
Ph.D. Thesis, Université Laval (2014)
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Percolation on random networks with arbitrary k-core structure
L. Hébert-Dufresne*, A. Allard*, J.-G. Young and L. J. Dubé
Physical Review E 88, 062820 (2013)
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arXiv
Global efficiency of local immunization of complex networks
L. Hébert-Dufresne*, A. Allard*, J.-G. Young* and L. J. Dubé
Scientific Reports 3, 2171 (2013)
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arXiv
Bond percolation on a class of correlated and clustered random graphs
A. Allard, L. Hébert-Dufresne, P.-A. Noël, V. Marceau and L. J. Dubé
Journal of Physics A 45, 405005 (2012)
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arXiv
Exact solution of bond percolation on small arbitrary graphs
A. Allard, L. Hébert-Dufresne, P.-A. Noël, V. Marceau and L. J. Dubé
Europhysics Letters (EPL) 98, 16001 (2012)
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arXiv
Propagation on networks: An exact alternative perspective
P.-A. Noël, A. Allard, L. Hébert-Dufresne, V. Marceau and L. J. Dubé
Physical Review E 85, 031118 (2012)
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arXiv
Structural preferential attachment: Stochastic process for the growth of scale-free, modular and self-similar systems
L. Hébert-Dufresne, A. Allard, V. Marceau, P.-A. Noël and L. J. Dubé
Physical Review E 85, 026108 (2012)
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arXiv
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Structural Preferential Attachment: Network Organization beyond the Link
L. Hébert-Dufresne, A. Allard, V. Marceau, P.-A. Noël and L. J. Dubé
Physical Review Letters 107, 158702 (2011)
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arXiv
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Modeling the dynamical interaction between epidemics on overlay networks
V. Marceau, P.-A. Noël, L. Hébert-Dufresne, A. Allard and L. J. Dubé
Physical Review E 84, 026105 (2011)
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arXiv
Propagation dynamics on networks featuring complex topologies
L. Hébert-Dufresne, P.-A. Noël, V. Marceau, A. Allard and L. J. Dubé
Physical Review E 82, 036115 (2010)
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arXiv
★ Also in the Virtual Journal of Biological Physics Research, issue 7, vol. 20 (2010)
Adaptive networks: Coevolution of disease and topology
V. Marceau, P.-A. Noël, L. Hébert-Dufresne, A. Allard and L. J. Dubé
Physical Review E 82, 036116 (2010)
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arXiv
★ Also in the Virtual Journal of Biological Physics Research, issue 7, vol. 20 (2010)
Heterogeneous Bond Percolation on Multitype Networks with an Application to Epidemic Dynamics
A. Allard, P.-A. Noël, L. J. Dubé and B. Pourbohloul
Physical Review E 79, 036113 (2009)
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arXiv
★ Also in the Virtual Journal of Biological Physics Research, issue 7, vol. 17 (2009)
Des Ponts d'Euler à la Grippe Aviaire: De l'abstraction mathématique à la réalité sociale des épidémies
(From Euler Bridges to the Avian Flu: From Mathematical Abstraction to the Social Reality of Epidemics)
A. Allard, P.-A. Noël, and L. J. Dubé
Accromath 4, 24-29 (2009)
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Modélisation Mathématique en Epidémiologie par Réseaux de Contacts: Introduction de l'Hétérogénéité dans la Transmissibilité
(Mathematical Modelling in Contact Networks for Epidemiology: Introduction of Heterogenity in Transmissibility)
M.Sc. Thesis, Université Laval (2008)
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