Contact tracers play a vital role in reducing the spread of Covid-19. The idea is to reach out by phone to people who have tested positive for the coronavirus or are presenting associated symptoms and then track down other people who they may have exposed.
It could be a chapter out of a science fiction book: Librarian becomes disease detective and tracks down deadly virus.
For 64-year-old Jensa Woo, she's used to being surrounded by stacks of dystopian novels. But now she's living it and writing her own story as a Covid-19 contact tracer ready to fight in the so-called"invisible war." "Even though I didn't know what a contact tracer does, I thought, 'I'm going to enlist,'" said Woo, a librarian with the San Francisco Public Library for nearly 30 years.
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