If you've tested positive for COVID-19, a public health officer will call you to interview you. It can be confronting – but it's important to answer the contact tracer's questions as best you can.
Here's what the west can learn from South Korea, Taiwan, Vietnam and more.
A person wears a protective face mask to help prevent the spread of COVID-19 as they walk past the emergency department of the Vancouver General Hospital on Nov. 18, 2020.
THE CANADIAN PRESS/Jonathan Hayward
Saving the economy requires minimizing, if not eliminating, community COVID-19 transmission.
While Chief Scientist Alan Finkel's review of contact tracing only briefly mentions digital methods, it's crucial Australia invests in an automated system.
Current contact-tracing statistics do not track coronavirus positive cases from receiving test results, nor factor in all close contacts for cases. Here's how to make it better.
There is cause for optimism. But now the pendulum swings towards individuals taking responsibility for managing risks, rather than government telling you what you can and can’t do.
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Download rates have been disappointing and people aren't following self-isolation warnings.
A senior World Health Organisation envoy caused consternation by proclaiming lockdowns are not a good long-term strategy against COVID-19. But it's true, and other subtler tactics are better in the long run.
Some hard lessons have been learned along the way but the contact tracing system in Victoria is now very comprehensive and increasingly robust.
States have tried shutting down bars and limiting restaurants to outdoor seating to slow the coronavirus’s spread.
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States have been experimenting with more targeted approaches to slow the coronavirus's spread. Two strategies stand out.
In order to contain a deadly virus, the COVID Alert app needs to go viral.
THE CANADIAN PRESS/Adrian Wyld
Ironically, to encourage people to download the COVID Alert app, we need viral processes as we attempt to contain an actual virus. And that's a challenge when we're socially isolated.
Yo-yoing lockdowns are costly and to be avoided if at all possible. Here is what we can do to dramatically improve testing and tracing.
The state government has enlisted a US software company to deploy a data management system that will speed up contact tracing. But security could be a hitch.
Social media influencers could have an impact in promoting a test and trace service and changing young people's attitudes towards COVID-19.
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New Zealand's most pressing challenge is to bring the current COVID-19 outbreak under control, but it also time to make more strategic improvements to prevent future border control failures.
Countries around the world have struggled to get people to download and use contact tracing apps.
Podium placards promoting the COVID Alert app are seen on a table on Parliament Hill in Ottawa, on July 31, 2020.
THE CANADIAN PRESS/Justin Tang
Canada’s COVID Alert app maybe be privacy-safe, but the government has failed to release any information about what effect it expects it to have on COVID-19 transmission.
Getty Images/Marty Melville/AFP
We believe New Zealand can eliminate COVID-19 again. But it could do more to speed up that process with mandatory masks and tighter controls on high-risk venues, including bars, gyms and churches.
New Zealand has confirmed a new community outbreak of COVID-19 and the country returns to pandemic restrictions, with Auckland under alert level 3 conditions.
Contact tracing may be around for years, but it's not going to work if privacy concerns are not addressed.