Coronavirus: The Swiss Cheese Strategy

How Any Country Can Learn to Dance and Stop the Coronavirus

This is what has happened in Europe over the last nine months. Source: Tomas Pueyo commentary and annotations on map from innouveau

How to Dance

1. The Fence: Keep Infections out

2. Social Distancing: Abstinence from Meeting Others

This article from Science Magazine is great at visualizing how the virus spreads in clusters and how backward tracing works to bust clusters

3. “Contrafection”: Reduce Contagiousness When People Meet

Source: El Pais — A room, a bar and a classroom: how the coronavirus is spread through the air. This article has great visualizations. Go read it.
The devil is in the detail, as usual. N95 masks are ideal. Surgical masks are great. Hand-made masks with a couple of layers of different materials also work. But single-material ones, like a bandana, don’t. It’s not enough to wear masks. Wear the right ones. This comes from the New York Times article: Masks Work. Really. We’ll Show You How
Thanks to Autarkh and @LuisMateusRocha for the idea about the cave. Gif: Batman Begins, Warner Brothers, via @catchingcalcifer

4. Test — Trace — Isolate: Catch and Neutralize Infections

Photo: Joe Allison, via Anchorage Daily News

The Swiss Cheese Strategy

Source: Tomas Pueyo, based on the Swiss Cheese model for safety incidents by James T. Reason. The concept has been circulating over the internet, with people like Ian Mackay tweeting about it. Others include this one from Jennifer Kwan, this one from Siouxsie Wiles and Toby Morris, the State of Guernsey, and many more.

Cheeses of the World

What Should You and Your Country Do?

Fractals: Your Community Can Do It

Dancing Countries

2 MSc in Engineering. Stanford MBA. Ex-Consultant. Creator of applications with >20M users. Currently leading a billion-dollar business @ Course Hero