A Safer Restart for the Economy

Not Everyone Faces the Same Risk from the Disease

People Who Have Recovered from COVID-19 Appear to be Immune

COVID-19 is Less Dangerous to the Young

The Case Fatality Rate of COVID-19 in New York City. The case fatality rate for each age bracket is calculated as the number of deaths divided by the number of confirmed cases for that age bracket.

Healthy People are a Low-Risk Group

Some Math to Estimate the Risk of this Approach

How to Control Who Stays Safe at Home and Who Comes Out

Lower-Risk Groups Can Lead the Way to Recovery

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Brian Colder

Brian Colder

Caltech engineer, UCLA neuroscientist and long-time government consultant