CORRELATION has published a new brief report entitled “Fisman et al.’s Psi (Ψ) index is ill-defined and leads to absurd interpretations” authored by Joseph Hickey and Denis G. Rancourt. The report shows that modeling claims, based on a novel mathematical construction (Ψ), that unvaccinated people disproportionately contribute to the infection risk of vaccinated people are… Continue reading Fisman et al.’s Psi (Ψ) index is ill-defined and leads to absurd interpretations
Category: COVID
Quantitative evaluation of whether the Nobel-Prize-winning COVID-19 vaccine actually saved millions of lives
Update 2025-09-20: This article is now available on Zenodo Update 2025-02-18: This article is now available on Authorea preprints CORRELATION has published a new report entitled “Quantitative evaluation of whether the Nobel-Prize-winning COVID-19 vaccine actually saved millions of lives” authored by Denis G. Rancourt and Joseph Hickey. The paper examines recent theoretical scenarios predicting lives… Continue reading Quantitative evaluation of whether the Nobel-Prize-winning COVID-19 vaccine actually saved millions of lives
COVID-19 vaccine-associated mortality in the Southern Hemisphere
Update 2025-09-20: This article is now available on Zenodo Update 2024-07-30: Now published in the peer-reviewed Journal of Research and Applied Medicine (English | Español) CORRELATION has published a new report entitled “COVID-19 vaccine-associated mortality in the Southern Hemisphere” authored by Denis G. Rancourt, Marine Baudin, Joseph Hickey, and Jérémie Mercier The paper is based… Continue reading COVID-19 vaccine-associated mortality in the Southern Hemisphere