Johns Hopkins University has launched a free online course to train an “army” of contact tracers to help slow the spread of the novel coronavirus. The new Coursera class developed by the Bloomberg ...

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A free online course developed by the Johns Hopkins Bloomberg School of Public Health on the basics of contact tracing has enrolled more than one million people over the past six months, teaching ...

The COVID-19 crisis has created an unprecedented need for contact tracing across the country, requiring thousands of people to learn key skills quickly. The job qualifications for contact tracing ...