Yes, it's time-consuming. No, it's not hard. Yes, you'll learn something. I have a full-time job and no plans to leave it, but when Johns Hopkins launched an online course for contact tracers last ...

During the COVID-19 pandemic, Switzerland, like many other countries, relied on contact tracing to identify people likely to have been contaminated by an infected acquaintance. Has this strategy, ...

Marcel Salathé is an associate professor and head of the Digital Epidemiology Lab, School of Life Sciences, School of Computer and Communication Sciences, Swiss Federal Institute of Technology ...

During the pandemic, contact tracing apps kept Americans informed of potential exposure risk with the goal of reducing infections. But did apps like this help reduce the spread of COVID and how might ...