Articles by Alex Welte

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Should we have another tough lockdown? Not yet

Starting a lockdown too early or too late reduces the benefits but not the hardships

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31 March 2021

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Why the Covid ‘Recovery Rate’ is a lousy measure of how we’re doing

It is much more sensible to compare how many people have tested positive this week to last week

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20 August 2020

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How well has South Africa done at reducing Covid deaths?

The answer may surprise you

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18 August 2020

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Covid-19: The unanswered questions after Minister Mkhize’s team’s excellent presentations

With great overview, comes great responsibility

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14 April 2020

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Covid-19: What happens after the lockdown?

The epidemic won’t disappear by 17 April. We have merely bought three weeks breathing space to plan for the future

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31 March 2020

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How to fix the academic peer review system

And the crux of the solution is that a hundred thousand journals need to die

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3 August 2017