Chiara Poletto
@chpoletto.bsky.social
Assoc Prof University of Padova - network epidemiology, network physics, disease ecology, outbreak analysis
https://chiara-poletto.github.io/
https://chiara-poletto.github.io/
Pinned
Chiara Poletto
@chpoletto.bsky.social
· Jan 7
Integrating dynamical modeling and phylogeographic inference to characterize global influenza circulation
Abstract. Global seasonal influenza circulation involves a complex interplay between local (seasonality, demography, host immunity) and global factors (int
academic.oup.com
Out the first of January:
Integrating dynamical modeling and phylogeographic inference to characterize global influenza circulation
academic.oup.com/pnasnexus/ar...
Integrating dynamical modeling and phylogeographic inference to characterize global influenza circulation
academic.oup.com/pnasnexus/ar...
Reposted by Chiara Poletto
Our Satellite Call for #CCS2026 is still open, but the clock is ticking. ⌛️
Want to spotlight a hot topic in #ComplexSystems? Submit your proposal by Feb 10 and help shape our community. Any methods, tutorials, debates, and demos are welcome!
Apply here: bit.ly/3LUgTNc
Want to spotlight a hot topic in #ComplexSystems? Submit your proposal by Feb 10 and help shape our community. Any methods, tutorials, debates, and demos are welcome!
Apply here: bit.ly/3LUgTNc
January 30, 2026 at 2:38 PM
Our Satellite Call for #CCS2026 is still open, but the clock is ticking. ⌛️
Want to spotlight a hot topic in #ComplexSystems? Submit your proposal by Feb 10 and help shape our community. Any methods, tutorials, debates, and demos are welcome!
Apply here: bit.ly/3LUgTNc
Want to spotlight a hot topic in #ComplexSystems? Submit your proposal by Feb 10 and help shape our community. Any methods, tutorials, debates, and demos are welcome!
Apply here: bit.ly/3LUgTNc
Reposted by Chiara Poletto
Mobility-based synthetic contact matrices offer a promising alternative for real-time pandemic response modeling. How do they compare with traditional empirical contact matrices?
We address this question in our latest study, now published in Nature Communications ⬇️
doi.org/10.1038/s414...
We address this question in our latest study, now published in Nature Communications ⬇️
doi.org/10.1038/s414...
Mobility-driven synthetic contact matrices as a scalable solution for real-time pandemic response modeling - Nature Communications
Contact matrices are used to describe social mixing patterns and inform mathematical models of disease transmission. Here, the authors evaluate the accuracy of synthetic contact matrices generated usi...
doi.org
January 28, 2026 at 5:34 PM
Mobility-based synthetic contact matrices offer a promising alternative for real-time pandemic response modeling. How do they compare with traditional empirical contact matrices?
We address this question in our latest study, now published in Nature Communications ⬇️
doi.org/10.1038/s414...
We address this question in our latest study, now published in Nature Communications ⬇️
doi.org/10.1038/s414...
Reposted by Chiara Poletto
Reposted by Chiara Poletto
New collaborative study on the risk and interpretation of 'breakthrough infections' amidst declines in vaccination rates and a sustained, national measles outbreak.
In a new preprint, we combine modeling with school-level vaccine data to contextualize the risk of 'breakthrough infections' and impacts on the ongoing US measles outbreak. #idsky #episky
www.medrxiv.org/content/10.6...
www.medrxiv.org/content/10.6...
Interpreting Breakthrough Infections Given Assortative Mixing of Partially Vaccinated Populations
Declining vaccine coverage across the United States has increased the risk of outbreaks of vaccine-preventable diseases. Even when vaccines have low primary failure rates, conventional epidemic theory...
www.medrxiv.org
January 27, 2026 at 2:55 PM
New collaborative study on the risk and interpretation of 'breakthrough infections' amidst declines in vaccination rates and a sustained, national measles outbreak.
Reposted by Chiara Poletto
We've extended the deadline for #NERCCS2026 ! Don’t miss it!
✅More affordable registration fee compared to other conferences
✅World-class researchers as keynote speakers
✅Conference proceedings published in a diamond open access journal
👉Submit here: shorturl.at/52o0q
✅More affordable registration fee compared to other conferences
✅World-class researchers as keynote speakers
✅Conference proceedings published in a diamond open access journal
👉Submit here: shorturl.at/52o0q
January 21, 2026 at 1:59 PM
We've extended the deadline for #NERCCS2026 ! Don’t miss it!
✅More affordable registration fee compared to other conferences
✅World-class researchers as keynote speakers
✅Conference proceedings published in a diamond open access journal
👉Submit here: shorturl.at/52o0q
✅More affordable registration fee compared to other conferences
✅World-class researchers as keynote speakers
✅Conference proceedings published in a diamond open access journal
👉Submit here: shorturl.at/52o0q
Reposted by Chiara Poletto
Most clinicians hear about outbreaks from the news or even their patients. I'm building FOI Clinical to change that. Plain-language outbreak briefings, designed for busy clinicians. Launching February 2026.
www.foiclinical.com/posts/announ...
www.foiclinical.com/posts/announ...
Announcing FOI Clinical: A new outbreak monitoring service
Disease surveillance for front-line clinicians, from the team behind Force of Infection
www.foiclinical.com
January 21, 2026 at 11:10 PM
Most clinicians hear about outbreaks from the news or even their patients. I'm building FOI Clinical to change that. Plain-language outbreak briefings, designed for busy clinicians. Launching February 2026.
www.foiclinical.com/posts/announ...
www.foiclinical.com/posts/announ...
Reposted by Chiara Poletto
*New paper in Nature Health*
Why did the 2022 mpox outbreak in Paris decline so abruptly?
rdcu.be/eZ24H
Why did the 2022 mpox outbreak in Paris decline so abruptly?
rdcu.be/eZ24H
Role of behaviour change in controlling the 2022 Paris mpox outbreak
Nature Health - Behaviour changes, rather than vaccination or postinfection immunity, best explained the sudden decline of mpox cases among men who have sex with men during an outbreak in the Paris...
rdcu.be
January 21, 2026 at 3:13 PM
*New paper in Nature Health*
Why did the 2022 mpox outbreak in Paris decline so abruptly?
rdcu.be/eZ24H
Why did the 2022 mpox outbreak in Paris decline so abruptly?
rdcu.be/eZ24H
Reposted by Chiara Poletto
The call for participants for Complexity72h is finally open! Apply by February 28 for the best collab ever!
Why???
✨ Amazing projects
👩🏫 Fantastic tutors
📍 A great location
👉 Apply now: www.complexitynextgen.org/complexity72...
Do you REALLY need anything else to be convinced?
We didn’t think so.
Why???
✨ Amazing projects
👩🏫 Fantastic tutors
📍 A great location
👉 Apply now: www.complexitynextgen.org/complexity72...
Do you REALLY need anything else to be convinced?
We didn’t think so.
Call for Participants - complexitynextgen
Menu Call for Participants – Call For Scholarships Deadline: 28 Feb 2026 Are you a curious and motivated young researcher interested in complex systems? Are
www.complexitynextgen.org
January 19, 2026 at 3:21 PM
The call for participants for Complexity72h is finally open! Apply by February 28 for the best collab ever!
Why???
✨ Amazing projects
👩🏫 Fantastic tutors
📍 A great location
👉 Apply now: www.complexitynextgen.org/complexity72...
Do you REALLY need anything else to be convinced?
We didn’t think so.
Why???
✨ Amazing projects
👩🏫 Fantastic tutors
📍 A great location
👉 Apply now: www.complexitynextgen.org/complexity72...
Do you REALLY need anything else to be convinced?
We didn’t think so.
Reposted by Chiara Poletto
Block-Fitness Modeling of the Global Air Mobility Network
arxiv.org/abs/2601.13867
arxiv.org/abs/2601.13867
Block-Fitness Modeling of the Global Air Mobility Network
Accurate representations of the World Air Transportation Network (WAN) are fundamental inputs to models of global mobility, epidemic risk, and infrastructure planning. However, high-resolution, real-t...
arxiv.org
January 21, 2026 at 10:44 AM
Block-Fitness Modeling of the Global Air Mobility Network
arxiv.org/abs/2601.13867
arxiv.org/abs/2601.13867
Reposted by Chiara Poletto
🚨 Deadline Extended! 🚨
You’ve got until 28 Jan to submit to #DPH2026!
Join us in Barcelona (24–26 June 2026) for the leading #DigitalPublicHealth conference!
💡 Share your bold ideas & latest research.
🔗 dphconf.org/calls-for-pa...
#CFP #Paper #Abstract #DigitalHealth #PublicHealth
You’ve got until 28 Jan to submit to #DPH2026!
Join us in Barcelona (24–26 June 2026) for the leading #DigitalPublicHealth conference!
💡 Share your bold ideas & latest research.
🔗 dphconf.org/calls-for-pa...
#CFP #Paper #Abstract #DigitalHealth #PublicHealth
January 20, 2026 at 5:09 PM
🚨 Deadline Extended! 🚨
You’ve got until 28 Jan to submit to #DPH2026!
Join us in Barcelona (24–26 June 2026) for the leading #DigitalPublicHealth conference!
💡 Share your bold ideas & latest research.
🔗 dphconf.org/calls-for-pa...
#CFP #Paper #Abstract #DigitalHealth #PublicHealth
You’ve got until 28 Jan to submit to #DPH2026!
Join us in Barcelona (24–26 June 2026) for the leading #DigitalPublicHealth conference!
💡 Share your bold ideas & latest research.
🔗 dphconf.org/calls-for-pa...
#CFP #Paper #Abstract #DigitalHealth #PublicHealth
Reposted by Chiara Poletto
Dont miss the ESPIDAM summer program in June 2026 in Stockholm, covering many key concepts for ID modelling:
stochastic models, AI for ID control, nowcasting and forecasting, phylodynamics, data analysis, network models, within-host models, health economics www.statistics.su.se/english/divi...
stochastic models, AI for ID control, nowcasting and forecasting, phylodynamics, data analysis, network models, within-host models, health economics www.statistics.su.se/english/divi...
ESPIDAM, the European Summer Program in Infectious Disease Analysis and Modelling - Stockholms universitet
www.statistics.su.se
January 19, 2026 at 10:05 AM
Dont miss the ESPIDAM summer program in June 2026 in Stockholm, covering many key concepts for ID modelling:
stochastic models, AI for ID control, nowcasting and forecasting, phylodynamics, data analysis, network models, within-host models, health economics www.statistics.su.se/english/divi...
stochastic models, AI for ID control, nowcasting and forecasting, phylodynamics, data analysis, network models, within-host models, health economics www.statistics.su.se/english/divi...
Reposted by Chiara Poletto
Hey Copenhagen! Today at @cphsodas.bsky.social we will have the amazing Daniela Paolotti from @isi.it , talking about "Determinants for vaccine hesitancy and uptake: non-traditional data sources for innovation in public health". Join us! At 11am, KU CSS campus, room 1.1.12
January 19, 2026 at 8:38 AM
Hey Copenhagen! Today at @cphsodas.bsky.social we will have the amazing Daniela Paolotti from @isi.it , talking about "Determinants for vaccine hesitancy and uptake: non-traditional data sources for innovation in public health". Join us! At 11am, KU CSS campus, room 1.1.12
Reposted by Chiara Poletto
1) Due to popular demand, the abstract deadline has been extended to 👉Jan 30👈 -- plz share!
2) We are delighted to announce our keynote speaker --
Taha Yasseri @tahayasseri.bsky.social
Chair of Technology and Society
@ Trinity College Dublin & Technological University Dublin
▶️ cs2italy.org
2) We are delighted to announce our keynote speaker --
Taha Yasseri @tahayasseri.bsky.social
Chair of Technology and Society
@ Trinity College Dublin & Technological University Dublin
▶️ cs2italy.org
January 15, 2026 at 11:06 AM
1) Due to popular demand, the abstract deadline has been extended to 👉Jan 30👈 -- plz share!
2) We are delighted to announce our keynote speaker --
Taha Yasseri @tahayasseri.bsky.social
Chair of Technology and Society
@ Trinity College Dublin & Technological University Dublin
▶️ cs2italy.org
2) We are delighted to announce our keynote speaker --
Taha Yasseri @tahayasseri.bsky.social
Chair of Technology and Society
@ Trinity College Dublin & Technological University Dublin
▶️ cs2italy.org
Reposted by Chiara Poletto
Long overdue refresh of the SocioPatterns website! ✨ sociopatterns.org New content & datasets, and a chance to celebrate 17+ years of collabs, ~100 publications, 2000+ studies using our data. Thanks – more ahead! @alainbarrat.bsky.social @wouter-vdb.bsky.social @foolsdelight.bsky.social @isi.it
January 14, 2026 at 1:37 PM
Long overdue refresh of the SocioPatterns website! ✨ sociopatterns.org New content & datasets, and a chance to celebrate 17+ years of collabs, ~100 publications, 2000+ studies using our data. Thanks – more ahead! @alainbarrat.bsky.social @wouter-vdb.bsky.social @foolsdelight.bsky.social @isi.it
Reposted by Chiara Poletto
![Comic. [Two adults, one with short light hair, walking with a child with spiky hair.] PERSON: Oops, I forgot to say “rabbit rabbit” on January first! CHILD: Why do you do that? PERSON: Just a superstition. CHILD: What’s a superstition? PERSON: It’s a way to train yourself to feel like any bad thing that happens is your fault.](https://cdn.bsky.app/img/feed_thumbnail/plain/did:plc:cz73r7iyiqn26upot4jtjdhk/bafkreidrs7rjct33ulawni7zummkvq43fgkc7tosrydi5fd3u5zkzttiue@jpeg)
January 9, 2026 at 5:38 AM
Reposted by Chiara Poletto
We find that subclade K viruses are antigenically advanced; however, this year's flu vaccine surprisingly elicited antibodies in many individuals that efficiently recognized these viruses. The implications are clear: go get this year’s vaccine if you haven’t already!
www.medrxiv.org/content/10.6...
www.medrxiv.org/content/10.6...
Antibodies elicited by the 2025-2026 influenza vaccine in humans
A new H3N2 variant (named subclade K) possesses several key hemagglutinin substitutions and is circulating widely during the 2025-2026 influenza season. In this report, we completed experiments to det...
www.medrxiv.org
January 7, 2026 at 1:34 PM
We find that subclade K viruses are antigenically advanced; however, this year's flu vaccine surprisingly elicited antibodies in many individuals that efficiently recognized these viruses. The implications are clear: go get this year’s vaccine if you haven’t already!
www.medrxiv.org/content/10.6...
www.medrxiv.org/content/10.6...
Reposted by Chiara Poletto
In a brief 𝘕𝘢𝘵𝘶𝘳𝘦 𝘊𝘰𝘮𝘱𝘶𝘵𝘢𝘵𝘪𝘰𝘯𝘢𝘭 𝘚𝘤𝘪𝘦𝘯𝘤𝘦 piece, E. Valdano and I discuss recent progress in automated scientific discovery of governing laws for complex networked systems, where neural symbolic regression can extract interpretable laws from high-dimensional dynamics.
www.nature.com/articles/s43...
www.nature.com/articles/s43...
Discovering the laws behind complex networked systems - Nature Computational Science
A recent study shows that neural symbolic regression offers a route to automated discovery of governing equations for network dynamics across high-dimensional complex systems.
www.nature.com
January 7, 2026 at 1:44 PM
In a brief 𝘕𝘢𝘵𝘶𝘳𝘦 𝘊𝘰𝘮𝘱𝘶𝘵𝘢𝘵𝘪𝘰𝘯𝘢𝘭 𝘚𝘤𝘪𝘦𝘯𝘤𝘦 piece, E. Valdano and I discuss recent progress in automated scientific discovery of governing laws for complex networked systems, where neural symbolic regression can extract interpretable laws from high-dimensional dynamics.
www.nature.com/articles/s43...
www.nature.com/articles/s43...
Reposted by Chiara Poletto
Submit your abstracts to CS2Italy by 👉 Jan 15 👈
Italian Conference on Computational Social Science
to join us in Turin on May 19-21
We welcome abstract submissions on #computerscience #netsci #complexsystems #sociology #economics #politics #cognitivesci #psychology and more
For more: cs2italy.org
Italian Conference on Computational Social Science
to join us in Turin on May 19-21
We welcome abstract submissions on #computerscience #netsci #complexsystems #sociology #economics #politics #cognitivesci #psychology and more
For more: cs2italy.org
January 7, 2026 at 12:01 PM
Submit your abstracts to CS2Italy by 👉 Jan 15 👈
Italian Conference on Computational Social Science
to join us in Turin on May 19-21
We welcome abstract submissions on #computerscience #netsci #complexsystems #sociology #economics #politics #cognitivesci #psychology and more
For more: cs2italy.org
Italian Conference on Computational Social Science
to join us in Turin on May 19-21
We welcome abstract submissions on #computerscience #netsci #complexsystems #sociology #economics #politics #cognitivesci #psychology and more
For more: cs2italy.org
Reposted by Chiara Poletto
When is a funding application not worth it? www.nature.com/articles/d41...
January 5, 2026 at 2:19 PM
When is a funding application not worth it? www.nature.com/articles/d41...
Reposted by Chiara Poletto
Computational Social Scientists in the Nordics, unite!
🇩🇰🇫🇮🇳🇴🇸🇪🇮🇸
The brand new Nordic Society for CSS welcomes all researchers and practitioners based in the Nordics. The Society will promote student mobility, events, and education initiatives.
Join for free: nosocss.org/join.html.
🇩🇰🇫🇮🇳🇴🇸🇪🇮🇸
The brand new Nordic Society for CSS welcomes all researchers and practitioners based in the Nordics. The Society will promote student mobility, events, and education initiatives.
Join for free: nosocss.org/join.html.
January 5, 2026 at 7:57 AM
Computational Social Scientists in the Nordics, unite!
🇩🇰🇫🇮🇳🇴🇸🇪🇮🇸
The brand new Nordic Society for CSS welcomes all researchers and practitioners based in the Nordics. The Society will promote student mobility, events, and education initiatives.
Join for free: nosocss.org/join.html.
🇩🇰🇫🇮🇳🇴🇸🇪🇮🇸
The brand new Nordic Society for CSS welcomes all researchers and practitioners based in the Nordics. The Society will promote student mobility, events, and education initiatives.
Join for free: nosocss.org/join.html.
Reposted by Chiara Poletto
Some more evidence against the narrative published today by @ecdc.europa.eu
Preliminary data indicate that the seasonal #vaccines available in EU are providing protection against #influenza A(H3N2) infection, with #VaccineEffectiveness ranging from 52% to 57%
#EpiSky #MedSky #IDSky 🧪🛟
Preliminary data indicate that the seasonal #vaccines available in EU are providing protection against #influenza A(H3N2) infection, with #VaccineEffectiveness ranging from 52% to 57%
#EpiSky #MedSky #IDSky 🧪🛟
December 19, 2025 at 4:20 PM
Some more evidence against the narrative published today by @ecdc.europa.eu
Preliminary data indicate that the seasonal #vaccines available in EU are providing protection against #influenza A(H3N2) infection, with #VaccineEffectiveness ranging from 52% to 57%
#EpiSky #MedSky #IDSky 🧪🛟
Preliminary data indicate that the seasonal #vaccines available in EU are providing protection against #influenza A(H3N2) infection, with #VaccineEffectiveness ranging from 52% to 57%
#EpiSky #MedSky #IDSky 🧪🛟
Reposted by Chiara Poletto
Symposium & workshop on inequalities in infectious disease dynamics at LSHTM in April 2026. We aim to will bring together leading researchers and practitioners to share ideas, discuss recent advances, and reflect on future directions. Details & application: iddconf.org/lshtm-sympos... Closing 21 Jan
Social Inequalities in Infectious Disease Dynamics: a Symposium and Workshop
iddconf.org
December 16, 2025 at 8:58 PM
Symposium & workshop on inequalities in infectious disease dynamics at LSHTM in April 2026. We aim to will bring together leading researchers and practitioners to share ideas, discuss recent advances, and reflect on future directions. Details & application: iddconf.org/lshtm-sympos... Closing 21 Jan
Reposted by Chiara Poletto
Our new issue features a rapid communication on unusally long #inlfuenza seasons in #Australia & New Zealand prolonged by #H3N2 subclade K outbreaks
The source of an #outbreak of Ralstonia mannitolilytica in a hospital in Switzerland: contaminated water sprays
🗞️ bit.ly/EUS3049
#EpiSky #IDSky 🧪🛟⚕️🧫
The source of an #outbreak of Ralstonia mannitolilytica in a hospital in Switzerland: contaminated water sprays
🗞️ bit.ly/EUS3049
#EpiSky #IDSky 🧪🛟⚕️🧫
December 11, 2025 at 10:33 PM
Our new issue features a rapid communication on unusally long #inlfuenza seasons in #Australia & New Zealand prolonged by #H3N2 subclade K outbreaks
The source of an #outbreak of Ralstonia mannitolilytica in a hospital in Switzerland: contaminated water sprays
🗞️ bit.ly/EUS3049
#EpiSky #IDSky 🧪🛟⚕️🧫
The source of an #outbreak of Ralstonia mannitolilytica in a hospital in Switzerland: contaminated water sprays
🗞️ bit.ly/EUS3049
#EpiSky #IDSky 🧪🛟⚕️🧫
Reposted by Chiara Poletto
Very interesting study on respiratory virus transmission in schools!
"Prolonged exposure in shared, poorly ventilated spaces, which potentially includes several infectious sources, drives respiratory virus transmission more than close contact."
www.nature.com/articles/s41...
"Prolonged exposure in shared, poorly ventilated spaces, which potentially includes several infectious sources, drives respiratory virus transmission more than close contact."
www.nature.com/articles/s41...
The relative contribution of close-proximity contacts, shared classroom exposure and indoor air quality to respiratory virus transmission in schools - Nature Communications
The relative importance of close-proximity interactions, shared space and air quality to the transmission of respiratory viruses is not well understood. Here, the authors investigate this question by ...
www.nature.com
December 10, 2025 at 3:50 PM
Very interesting study on respiratory virus transmission in schools!
"Prolonged exposure in shared, poorly ventilated spaces, which potentially includes several infectious sources, drives respiratory virus transmission more than close contact."
www.nature.com/articles/s41...
"Prolonged exposure in shared, poorly ventilated spaces, which potentially includes several infectious sources, drives respiratory virus transmission more than close contact."
www.nature.com/articles/s41...
Reposted by Chiara Poletto
Just a few more days to apply to our 1-week course on Infectious Disease Modelling that will take place at Institut Pasteur, March 9-13 2026, in beautiful Paris! Application deadline: 15 December. www.pasteur.fr/en/education...
Pasteur courses
www.pasteur.fr
December 10, 2025 at 8:54 AM
Just a few more days to apply to our 1-week course on Infectious Disease Modelling that will take place at Institut Pasteur, March 9-13 2026, in beautiful Paris! Application deadline: 15 December. www.pasteur.fr/en/education...