Comment on “Impact of immune evasion, waning and boosting on dynamics of population mixing between a vaccinated majority and unvaccinated minority” by Fisman et al. (2024): Incorrect definition and application of a parameter ψ

CORRELATION has published a new brief report entitled “Comment on ‘Impact of immune evasion, waning and boosting on dynamics of population mixing between a vaccinated majority and unvaccinated minority’ by Fisman et al. (2024): Incorrect definition and application of a parameter ψ” authored by Denis G. Rancourt and Joseph Hickey. The report proves that modeling… Continue reading Comment on “Impact of immune evasion, waning and boosting on dynamics of population mixing between a vaccinated majority and unvaccinated minority” by Fisman et al. (2024): Incorrect definition and application of a parameter ψ

Social segregation of unvaccinated people is not scientifically justified

MEDIA NOTICE Ottawa, December 14, 2023 (Link to PDF of this media notice) During the COVID-era, countries around the world segregated and discriminated against unvaccinated people, including by barring them from public venues where gatherings take place. These segregation policies were applied and promoted using the pretext of theoretical mathematical models with dubious or incorrect… Continue reading Social segregation of unvaccinated people is not scientifically justified

Fisman et al.’s Psi (Ψ) index is ill-defined and leads to absurd interpretations

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