Jeffrey Shaman returns to TWiV to explain how epidemiologists measure SARS-CoV-2 movement among humans, including calculation of the reproductive index, secondary transmission, and what factors affect transmission.

Hosts: Vincent Racaniello, Kathy Spindler, and Brianne Barker

Guest: Jeffrey Shaman

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Links for this episode A guide to R (Nature) Epidemiology of three SARS-CoV-2 VOC (medRxiv) Impact of delta variant in India (medRxiv) Letters read on TWiV 792 Timestamps by Jolene. Thanks! Weekly Picks

Brianne – The Social Lives of Giraffes
Kathy – Saturn’s Iapetus, moon in 3-D
Vincent – Arkansas Governor Wants To Reverse A Law That Forbids Schools To Require Masks

Intro music is by Ronald Jenkees

Send your virology questions and comments to [email protected]

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