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
Step 1: Insert bacteria ("Wolbachia") into mosquitoes.
Step 2: Release mosquitoes.
Step 3: Watch Dengue rates plummet.
Phenomenal results from Singapore.
Link: tinyurl.com/59c9t67u, by Lim et al.
Step 2: Release mosquitoes.
Step 3: Watch Dengue rates plummet.
Phenomenal results from Singapore.
Link: tinyurl.com/59c9t67u, by Lim et al.
February 11, 2026 at 11:21 PM
Step 1: Insert bacteria ("Wolbachia") into mosquitoes.
Step 2: Release mosquitoes.
Step 3: Watch Dengue rates plummet.
Phenomenal results from Singapore.
Link: tinyurl.com/59c9t67u, by Lim et al.
Step 2: Release mosquitoes.
Step 3: Watch Dengue rates plummet.
Phenomenal results from Singapore.
Link: tinyurl.com/59c9t67u, by Lim et al.
Reposted by Chiara Poletto
What shapes parental vaccination intentions? Are sociodemographic predictors enough to understand this phenomenon? @dondenacentre.bsky.social
Read more in the full paper link.springer.com/article/10.1...
Read more in the full paper link.springer.com/article/10.1...
Beyond binary: a machine-learning classification of childhood COVID-19 vaccination intentions using behavioural data - Population Health Metrics
Population Health Metrics - Immunisation is one of the most cost-effective tools for preventing infectious diseases. Yet, vaccine hesitancy, defined as a delayed acceptance or refusal of...
link.springer.com
February 11, 2026 at 12:07 PM
What shapes parental vaccination intentions? Are sociodemographic predictors enough to understand this phenomenon? @dondenacentre.bsky.social
Read more in the full paper link.springer.com/article/10.1...
Read more in the full paper link.springer.com/article/10.1...
Reposted by Chiara Poletto
Network map of Bluesky users flowingdata.com/2026/02/11/n...
Network map of Bluesky users
Theo Sanderson visualized the network of 3.4 million Bluesky users, placed by follow patterns. It is searchable and interactive. If you zoom in close enough, you can find our tiny pocket of data vi…
flowingdata.com
February 11, 2026 at 9:37 AM
Network map of Bluesky users flowingdata.com/2026/02/11/n...
Reposted by Chiara Poletto
Apply now to become a member of the Advisory Board!
🚨 yrCSS Advisory Board Elections are Open! 🚨
Be part of shaping the future of yrCSS! Access the Ballot platform in your CSS account profile and apply now to become a member 🗳️ Applications accepted until Feb 21th. More info ➡️ yrcss.cssociety.org/elections/
Be part of shaping the future of yrCSS! Access the Ballot platform in your CSS account profile and apply now to become a member 🗳️ Applications accepted until Feb 21th. More info ➡️ yrcss.cssociety.org/elections/
Elections
Young Researchers of the Complex Systems Society
yrcss.cssociety.org
February 10, 2026 at 3:06 PM
Apply now to become a member of the Advisory Board!
Reposted by Chiara Poletto
Goddness, there's lots to say about this. Good to see the case pro laid out in detail. I wonder if Nature will be publishing the counter-argument too?
www.nature.com/articles/d41...
www.nature.com/articles/d41...
Does AI already have human-level intelligence? The evidence is clear
The vision of human-level machine intelligence laid out by Alan Turing in the 1950s is now a reality. Eyes unclouded by dread or hype will help us to prepare for what comes next.
www.nature.com
February 9, 2026 at 11:32 PM
Goddness, there's lots to say about this. Good to see the case pro laid out in detail. I wonder if Nature will be publishing the counter-argument too?
www.nature.com/articles/d41...
www.nature.com/articles/d41...
Reposted by Chiara Poletto
🔬 London 2026 🇬🇧 Complexity72h is open for applications!
Young researchers in #ComplexSystems, come to London, June 22–26, 2026 @nunetsi.bsky.social
What is Complexity72h? Participants form teams and work 72 hours on original research projects, guided by expert tutors.
More details below:
Young researchers in #ComplexSystems, come to London, June 22–26, 2026 @nunetsi.bsky.social
What is Complexity72h? Participants form teams and work 72 hours on original research projects, guided by expert tutors.
More details below:
February 6, 2026 at 11:18 AM
🔬 London 2026 🇬🇧 Complexity72h is open for applications!
Young researchers in #ComplexSystems, come to London, June 22–26, 2026 @nunetsi.bsky.social
What is Complexity72h? Participants form teams and work 72 hours on original research projects, guided by expert tutors.
More details below:
Young researchers in #ComplexSystems, come to London, June 22–26, 2026 @nunetsi.bsky.social
What is Complexity72h? Participants form teams and work 72 hours on original research projects, guided by expert tutors.
More details below:
Reposted by Chiara Poletto
Globally, seasonal influenza kills an average of 700,000 people each year from respiratory disease or cardiovascular disease.
During large flu pandemics, when influenza strains evolved substantially, the death toll was even higher.
During large flu pandemics, when influenza strains evolved substantially, the death toll was even higher.
January 21, 2026 at 4:53 PM
Globally, seasonal influenza kills an average of 700,000 people each year from respiratory disease or cardiovascular disease.
During large flu pandemics, when influenza strains evolved substantially, the death toll was even higher.
During large flu pandemics, when influenza strains evolved substantially, the death toll was even higher.
Reposted by Chiara Poletto
Does AI already have human-level intelligence? The evidence is clear www.nature.com/articles/d41...
Does AI already have human-level intelligence? The evidence is clear
The vision of human-level machine intelligence laid out by Alan Turing in the 1950s is now a reality. Eyes unclouded by dread or hype will help us to prepare for what comes next.
www.nature.com
February 3, 2026 at 1:33 PM
Does AI already have human-level intelligence? The evidence is clear www.nature.com/articles/d41...
Reposted by Chiara Poletto
Neat work, showing that the entire evolution of a variant of concern can happen in one persistently infected individual over about a year.
This is finally out.
Very short take home. All the variation in spike that produced the immune escape characteristics of Omicron can occur in one single persistently infected individual over the period of a year.
This is why persistent infections matter
www.cell.com/cell-reports...
Very short take home. All the variation in spike that produced the immune escape characteristics of Omicron can occur in one single persistently infected individual over the period of a year.
This is why persistent infections matter
www.cell.com/cell-reports...
Antibody escape drives emergence of diverse spike haplotypes resembling variants of concern in persistent SARS-CoV-2 infections
Snell et al. develop sequencing methodology to identify full-length spike haplotypes
and show that persistent SARS-CoV-2 infections drive divergent haplotype emergence,
accelerating viral evolution an...
www.cell.com
February 2, 2026 at 5:43 PM
Neat work, showing that the entire evolution of a variant of concern can happen in one persistently infected individual over about a year.
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...