Arnaud Chiolero MD PhD @swissepi.bsky.social · 07/03/2026Near Lausanne, March 2026 #Switzerland 🇨🇭 010
Arnaud Chiolero MD PhD @swissepi.bsky.social · 14/12/2025"Over the past few years, the rise of anti-science and anti-vaccine rhetoric has fundamentally changed the relationship between clinicians and patients. It has made routine preventive care feel like walking into an ideological minefield." #PopHealthLab #evidence www.statnews.com/2025/12/10/a...statnews.comRise of anti-science rhetoric has fundamentally changed the relationship between doctors and patients“The rise of anti-science and anti-vaccine rhetoric has fundamentally changed the relationship between clinicians and patients.” 000
Reposted by Arnaud Chiolero MD PhDOur World in Data @ourworldindata.org · 06/11/2025🔍 Introducing our new, more powerful search! → ourworldindata.org/search With such a rich publication—nearly 14,000 charts and 100s of articles on 120+ topics—it can be hard to find what matters to you. Now, finding what you’re looking for, or discovering something new, has never been easier. 28017
Arnaud Chiolero MD PhD @swissepi.bsky.social · 25/10/2025Fall 2025 in Switzerland🇨🇭 waiting for Christmas 🎅 010
Reposted by Arnaud Chiolero MD PhDPeter Tennant @pwgtennant.bsky.social · 24/09/2025Had a fantastic few days in Oslo with @robertwplatt.bsky.social, @je-schwarze.bsky.social, and colleagues (plus @jdwilko.bsky.social online!) discussing how to do better reproductive research! 1203
Reposted by Arnaud Chiolero MD PhDDr. Tom Frieden @drtomfrieden.bsky.social · 24/09/2025Pre-order your copy here:mitpress.mit.eduThe Formula for Better HealthIn The Formula for Better Health, Tom Frieden—named “the most influential leader in American public health since C. Everett Koop” by former... 131
Reposted by Arnaud Chiolero MD PhDPure Science @purescience.news · 09/09/2025Science is under siege from weaponised disinformation – posing a threat to human civilisation | Michael Mann and Peter Hotez #Science #Culture #Disinformation #ScienceCommunication #PublicTrustInSciencepurescience.newsScience is under siege from weaponised disinformation – posing a threat to human civilisation | Michael Mann and Peter HotezFrom Covid misinformation to climate denialism, understanding the divergent paths of Australia and the US can help us fight the powerful forces that threaten our world As two scientists who lived through... 03117
Arnaud Chiolero MD PhD @swissepi.bsky.social · 08/09/2025Kennedy is wrong, for sure, but how to resist⁉️ "To uphold a truly evidence-based public health, we must re-enchant and reinforce independent scientific institutions capable of generating valid expertise grounded in population health sciences." #PopHealthLab www.bmj.com/content/390/...bmj.comReinforce Population Health Sciences for Evidence-Based Public Health 000
Arnaud Chiolero MD PhD @swissepi.bsky.social · 17/08/2025www.the-scientist.com/an-nih-revie...the-scientist.comAn NIH Reviewer Offers Grant-Writing TipsAlthough securing grants in a competitive environment is challenging, researchers can ensure they put their best foot forward by following a few simple tips. 010
Reposted by Arnaud Chiolero MD PhDGiles Wilkes @gilesyb.bsky.social · 11/07/2025Sitting here bleary after another poor night's sleep, disinclined to engage in a day of cognitive effort, this chart from @jburnmurdoch.ft.com really strikes home on.ft.com/4eFZG4l 30362102
Reposted by Arnaud Chiolero MD PhDOur World in Data @ourworldindata.org · 10/12/2024The world is awful. The world is much better. The world can be much better. All three statements are true at the same time. Understanding this is key to solving big global problems. We believe data & research can help us understand both the problems we face & the progress that’s possible. 🧵 111241416
Reposted by Arnaud Chiolero MD PhDOur World in Data @ourworldindata.org · 11/08/2025✍️ New article: “$3 a day: A new poverty line has shifted the World Bank’s data on extreme poverty. What changed, and why?” 🧵 16221
Reposted by Arnaud Chiolero MD PhDᴄʜᴀʀʟᴇʏ★ᴘɪʀᴏᴛʜ @charlespiroth.bsky.social · 06/08/2025The Thinker. Los Angeles, 1930 Hiromu Kira 08810
Arnaud Chiolero MD PhD @swissepi.bsky.social · 08/08/2025"Pamuk gives a compelling philosophical argument for increasing the institutions that are at the nexus of citizen civil society and the expert-led decision-making processes of government" oxfordpoliticalreview.com/2024/03/24/z...oxfordpoliticalreview.comZeynep Pamuk on Politics and Expertise: ‘It’s not just a matter of fixing the communication and educating the people’ | ayzwang | Oxford Political ReviewAntoine Levie speaks to Zeynep Pamuk, Associate Professor in Contemporary Political Theory at Oxford University and Professorial Fellow at Nuffield College, about her recent book ‘Politics and Experti... 000
Arnaud Chiolero MD PhD @swissepi.bsky.social · 05/08/2025"Continuously expanding disease criteria can reduce underdiagnosis and increase appropriate care, but often risk overdiagnosis, resulting in overtreatment and low-value care, ultimately threatening health care sustainability." #PopHealthLab jamanetwork.com/journals/jam...jamanetwork.comThe Impact of Definitions of Disease on OverdiagnosisThis Viewpoint discusses the global challenge of defining diseases and the need to balance broader access to medical treatment with avoidance of harmful medicaliziation and inefficient resource use. 011
Reposted by Arnaud Chiolero MD PhDJAMA @jama.com · 02/08/2025US children's health has worsened from 2007 to 2023 across various indicators, including mortality, chronic conditions, and mental health. ja.ma/4lZnRxG #MedSky #PedSky 21415
Reposted by Arnaud Chiolero MD PhDPeter Tennant @pwgtennant.bsky.social · 24/07/2025This will be: * the first European Congress of Epidemiology since Cork, Ireland 2019 * the 70th conference of the Society for Social Medicine & Population Health * the 70th anniversary of the first meeting of the International Epidemiological Association So a real celebration of Epi in Europe! 163
Reposted by Arnaud Chiolero MD PhDPeter Tennant @pwgtennant.bsky.social · 24/07/2025SAVE THE DATE: The 2026 IEA European Congress of Epidemiology and 70th @socsocmed.bsky.social Annual Conference will take place in London, UK on 8th-11th September 2026! #EpiSky #EuroEpi2026 13718
Arnaud Chiolero MD PhD @swissepi.bsky.social · 24/07/2025#epidemiology Save the date 💪😘 @pwgtennant.bsky.social @societyforepi.bsky.social @robertwplatt.bsky.social @harvardepi.bsky.social @yalesph.bsky.social 040
Reposted by Arnaud Chiolero MD PhDPeter Tennant @pwgtennant.bsky.social · 24/07/2025PLEASE SHARE THROUGH YOUR NETWORKS!!! ⬆️ @mendelrandom.bsky.social @swissepi.bsky.social @christinadahm.bsky.social @ideberitlange.bsky.social @jlrohmann.bsky.social @jeremylabrecque.bsky.social @nataliaortega.bsky.social @statsepi.bsky.social @janetcade.bsky.social @robertwplatt.bsky.social 062
Arnaud Chiolero MD PhD @swissepi.bsky.social · 02/05/2025Risk prediction is made at a group level - not at an individual level 🤔 It seems evident but the confusion is pervasive 😱 and stems from the conflation between risk and disease #PopHealthLab www.bmj.com/content/389/...bmj.comConfusion between population risk prediction and individual diseaseRiley and colleagues discuss the importance of presenting the uncertainty around risk estimates provided by clinical prediction models.1 They describe how uncertainty and bias can be caused by poor me... 010
Arnaud Chiolero MD PhD @swissepi.bsky.social · 30/04/2025#Cancer screening ▶️ a whole-population or a risk-based approach⁉️ If risk-based, can you convince the "low-risk" strata to do less⁉️ #prevention #PopHealthLab @thelancetph.bsky.social @drotte.medsky.social @cancerresearchuk.org @vickersbiostats.bsky.social www.thelancet.com/journals/lan...thelancet.comScreen no matter the risk?The systematic review by Naomi Tan and colleagues published in The Lancet Public Health (February issue) on the perceptions of personalised risk-based cancer screening reflects a growing trend in the ... 000
Reposted by Arnaud Chiolero MD PhDalfredomorabia.bsky.social @alfredomorabia.bsky.social · 20/04/2025#SoonInAJPH: "Building Community Research Capacity to Address Cardiovascular Health Disparities" An adapted curriculum significantly boosts community research capacity and participation in cardiovascular health initiatives. 011
Arnaud Chiolero MD PhD @swissepi.bsky.social · 22/04/2025Three thinks to do in quantitative population health studies (1) set a theoretical estimand, (2) link it to an empirical estimand, and (3) learn from data. You want to know more⁉️ Read this fantastic review #PopHealthLab bstewart.scholar.princeton.edu/publications...bstewart.scholar.princeton.eduWhat is Your Estimand? Defining the Target Quantity Connects Statistical Evidence to Theory | Brandon Stewart 010
Reposted by Arnaud Chiolero MD PhDEric Topol @erictopol.bsky.social · 20/04/2025A frontal assault graph from www.nytimes.com/2025/04/18/u... editorial @postopinions.bsky.social www.washingtonpost.com/opinions/202... 225587
Arnaud Chiolero MD PhD @swissepi.bsky.social · 11/04/2025Public health surveillance or monitoring⁉️ What is clear is that we need both more than ever for evidence-based decision💪 #PopHealthLab @amjpublichealth.bsky.social @alfredomorabia.bsky.social @eupha.bsky.social @drtomfrieden.bsky.social ajph.aphapublications.org/doi/abs/10.2...ajph.aphapublications.orgMonitoring Is Not Enough | AJPH | Vol. 115 Issue 5American Journal of Public Health (AJPH) from the American Public Health Association (APHA) 011
Arnaud Chiolero MD PhD @swissepi.bsky.social · 04/04/2025"At the heart of the problem is the confusion between public health surveillance and health data science" #PopHealthLab @alfredomorabia.bsky.social ajph.aphapublications.org/doi/10.2105/...ajph.aphapublications.orgData Are Not Enough to Reimagine Public Health | AJPH | Vol. 110 Issue 11American Journal of Public Health (AJPH) from the American Public Health Association (APHA) 011
Arnaud Chiolero MD PhD @swissepi.bsky.social · 02/04/2025"Public health is often invisible — until it fails. Without these programs, there will be more outbreaks, more tobacco-related illnesses, and more Americans dying unnecessarily." 🙈🤯 @drtomfrieden.bsky.social @alfredomorabia.bsky.social #PopHealthLab www.statnews.com/2025/04/01/c...statnews.comFormer CDC Director Tom Frieden: Cuts to the agency will cost American lives and dollarsThe Office on Smoking and Health, the Environmental Health Laboratory, CDC Communications offices — the gutting of these teams will make America sicker, writes former CDC Director Tom Frieden. 021
Arnaud Chiolero MD PhD @swissepi.bsky.social · 26/03/2025"Globally, children’s Na intake was too high, while K intake was too low. Data were lacking in many countries. Interventions are needed to reduce Na and increase K from childhood, and monitoring should be improved" @drtomfrieden.bsky.social #PopHealthLab nutrition.bmj.com/content/earl...nutrition.bmj.comWorldwide and time trends in sodium and potassium intakes in children and adolescents: a systematic review and meta-analysisBackground High sodium (Na) and low potassium (K) intakes in childhood have health effects across the life course. The objective was to estimate global, regional and national Na and K intakes in child... 011
Arnaud Chiolero MD PhD @swissepi.bsky.social · 23/03/2025Major improvements in population are too often underappreciated 🙈 #progress Check here the major decline in the age-specific prevalence of dementia ✅️💪 #PopHealthLab @drtomfrieden.bsky.social @cwolfs1.bsky.social @eupha.bsky.social @alfredomorabia.bsky.social 040
Reposted by Arnaud Chiolero MD PhDVilja Oired @oired.bsky.social · 12/03/2025This aligns with the clinical picture and not just for dementia: a 75-year-old today is in the same shape as a 65-year-old 30–40 years ago. Possible reasons: Less smoking? Less physical labor? Fewer severe infections (vaccination/antibiotics)? Cholesterol-lowering drugs? Less pollution? … 131
Arnaud Chiolero MD PhD @swissepi.bsky.social · 21/03/2025Prevalence induced concept change explains why "people whose job is to find and eliminate problems in the world often cannot tell when their work is done" 🙈 Key issue in public health‼️ #PopHealthLab #PopulationHealth #surveillance www.science.org/doi/10.1126/...science.orgPrevalence-induced concept change in human judgmentSocial problems may seem intractable in part because reductions in their prevalence lead people to notice more of them. 010
Arnaud Chiolero MD PhD @swissepi.bsky.social · 18/03/2025How to predict risk⁉️ Well, do your best but acknowledge😎 uncertainties and remember that what you know at a group level is not bluntly applicable to one individual @bmj.com @societyforepi.bsky.social @eupha.bsky.social @richarddriley.bsky.social ✅️ #PopHealthLab www.bmj.com/content/388/...bmj.comConfusion between population-risk prediction and individual disease 000
Arnaud Chiolero MD PhD @swissepi.bsky.social · 15/03/2025How to prevent cardiovascular diseases⁉️ "Pharmacist care is one key element of the solution to the global burden of hypertension and cardiovascular diseases"✅️ @drtomfrieden.bsky.social @eupha.bsky.social @cochranehtn.bsky.social @amjhypertension.bsky.social www.frontiersin.org/journals/car...frontiersin.orgFrontiers | Pharmacists delivering hypertension care services: a systematic review and meta-analysis of randomized controlled trials 010
Reposted by Arnaud Chiolero MD PhDVoices for Vaccines @voices4vaccines.bsky.social · 09/03/2025"She would say that her brain felt as if a part of it was missing and asked me to check her skull for indentations." The lasting trauma of measles encephalitis. www.voicesforvaccines.org/measles-and-...voicesforvaccines.orgMeasles and My SisterAt the end of February 1960, my sister, a precocious, healthy child was halfway through the fourth grade in Rockland County when she contracted measles from one of her classmates who lived right down… 18236
Reposted by Arnaud Chiolero MD PhDElizabeth Stokoe @lizstokoe.bsky.social · 08/03/2025"Words do have power. Words are events, they do things, change things." "We can’t restructure our society without restructuring language. One reflects the other." (Ursula K. Le Guin, in 'The Wave in the Mind' and in Jonathan White's 'Talking on the Water.') 11211119
Arnaud Chiolero MD PhD @swissepi.bsky.social · 07/03/2025Read, learn, and teach because "rational thinking is the real driving force that underlies the institutional and technological changes [...] leading eventually to population-wide health improvement" #PopHealthLab @alfredomorabia.bsky.social @eupha.bsky.social pmc.ncbi.nlm.nih.gov/articles/PMC...pmc.ncbi.nlm.nih.govYes, We Can—A Cure for Public Health Catastrophism 011
Reposted by Arnaud Chiolero MD PhDAgence Science-Presse @sciencepresse.qc.ca · 05/03/2025Interruption de l'aide américaine au développement : 18 millions de cas de malaria supplémentaires, causant plus de 160 000 décès; 200 000 enfants paralysés à cause de la polio; un million d’enfants sans traitements pour sévère malnutrition.sciencepresse.qc.caAide internationale: les morts causés par le retrait des États-Unis18 millions de cas de malaria supplémentaires par année, causant plus de 160 000 décès. Quelque 200 000 enfants paralysés chaque année à cause de la polio. Un million d’enfants sans traitements pour s... 001
Reposted by Arnaud Chiolero MD PhDArnaud Chiolero MD PhD @swissepi.bsky.social · 25/02/2025Life course #epidemiology has changed the way we understand the causes of chronic diseases 😎 Do you want to know more⁉️ Read this review in @thelancetph.bsky.social @rosevdlinden.bsky.social @stephane-cullati.bsky.social @cristianmeli.bsky.social #PopHealthLab www.thelancet.com/journals/lan...thelancet.comLife course epidemiology and public healthLife course epidemiology aims to study the effect of exposures on health outcomes across the life course from a social, behavioural, and biological perspective. In this Review, we describe how life co... 074
Reposted by Arnaud Chiolero MD PhDalfredomorabia.bsky.social @alfredomorabia.bsky.social · 20/02/2025#SoonInAJPH "Using surveillance data to estimate of infectious disease burden: opportunities and challenges" The utility of infectious disease models can be increased through enhanced sharing of both data and code used to develop these models. 011
Reposted by Arnaud Chiolero MD PhDKai Kupferschmidt @kakape.bsky.social · 02/03/2025NEW: The Minerva Research Initiative, established by the Pentagon to fund social science relevant to national security, is being gutted. Dozens of researchers studying threats from extremist groups, misinformation or climate change have received notices that their grants are being terminated. 🧪science.orgPentagon guts national security program that harnessed social scienceDozens of U.S. academics lose grants from Minerva program for studies related to terrorism, drug trafficking, and other threats 14937252068
Arnaud Chiolero MD PhD @swissepi.bsky.social · 25/02/2025Life course #epidemiology has changed the way we understand the causes of chronic diseases 😎 Do you want to know more⁉️ Read this review in @thelancetph.bsky.social @rosevdlinden.bsky.social @stephane-cullati.bsky.social @cristianmeli.bsky.social #PopHealthLab www.thelancet.com/journals/lan...thelancet.comLife course epidemiology and public healthLife course epidemiology aims to study the effect of exposures on health outcomes across the life course from a social, behavioural, and biological perspective. In this Review, we describe how life co... 074
Arnaud Chiolero MD PhD @swissepi.bsky.social · 22/02/2025Very informative 👍 report on our healthcare systems 🇨🇭🇨🇦🇪🇺 #PROMs #qualityofcare #VBHC #PopHealthLab #monitoring #surveillance @stephane-cullati.bsky.social @eupha.bsky.social www.oecd.org/en/publicati...oecd.orgDoes Healthcare Deliver?For far too long, we have lacked meaningful insights into people’s experiences of healthcare and their health outcomes. The Patient-Reported Indicator Surveys (PaRIS) is a groundbreaking OECD initiati... 021
Arnaud Chiolero MD PhD @swissepi.bsky.social · 19/02/2025"Quantitative causal inference in social epidemiology is an opportunity to do better science that matters, a win-win for both fields." #PopHealthLab @miguelhernan.org @epiellie.bsky.social @pwgtennant.bsky.social @cristianmeli.bsky.social @societyforepi.bsky.social academic.oup.com/aje/article/...academic.oup.comWin-Win: Reconciling Social Epidemiology and Causal InferenceAbstract. Social epidemiology is concerned with the health effects of forces that are “above the skin.” Although causal inference should be a key goal for 151
Arnaud Chiolero MD PhD @swissepi.bsky.social · 19/02/2025"The true value of academic health research lies in the ineffable foundational role it plays in enabling a country to thrive and grow" @drtomfrieden.bsky.social @societyforepi.bsky.social @eupha.bsky.social #PopHealthLab #PopulationHealth #PublicHealth jamanetwork.com/journals/jam...jamanetwork.comThe Value of Academic Health ResearchIn the past month, the academic health research community in the US has been rocked by the new administration’s efforts to curtail health research expenditures. In the form of “Supplemental Guidance t... 010