Coronavirus: A traffic light loosening gives the economy hope

Empty Streets

The strategy of exiting from the lockdown is far too important to be left in the hands of health professionals. The government’s advisors have played very valuable roles in helping to avert the sort of crisis which overwhelmed the health services in Northern Italy. Many who were seriously ill with the virus died unnecessarily because […]

Once we reach a social distancing tipping point, more restrictions won’t help at all

Social Distancing

How long should the lockdown last? Should it be tightened or relaxed? An abstract concept from both epidemiology and network theory can give a powerful insight into these highly practical problems. This is the concept known as the “threshold”, sometimes called the critical point or the tipping point. The basic idea is a very familiar […]