How much COVID is there, exactly?

A back of the envelope calculation of the total mass and volume of SARS-Cov2 in an infected individual and in the world where we discover that if Cov-2 infected all of humanity, it would make a viral mass roughly the size of a polar bear. Read More

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David
04 January 2021

Happy New Year! How effective does a vaccine have to be to eliminate SARS-Cov2 from the planet?

A back of the envelope calculation of the total fraction of the population that must be protected by a vaccine to drive SARS-Cov2 to extinction. Read More

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David
02 January 2021

What does it mean to socially distance PART 2

In this post, I set out to study at the heterogeneity in COVID infections across states in the USA. We will discover that there is lots of heterogeneity among states. Read More

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David
23 November 2020

What does it mean to socially distance

In this post, I work through the math to figure out exactly how important it is for us to be strict about social distancing. There's been a lot said about the community benefits of distancing, but I wanted to take a look at social distancing from the perspective of an individual, not a society. Read More

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David
16 November 2020

COVID-19 Daily Updates

A rolling analysis of the COVID-19 pandemic in the United States, updated routinely. Read More

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David
13 April 2020

COVID-19

A brief exploration of the epidemiology underlying the SARS-Cov-2 outbreak using a SIR model. Read More

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David
12 April 2020