Our attitudes and behaviours are shaped by what others in society do. So there's a real danger that vaccine hesitancy, when reported widely in the media, could catch on to more people.
It is unlikely that we will reach full herd immunity for COVID-19. However, we are likely to reach a practical kind of herd immunity through vaccination.
A successful rollout isn't just about the physical points where people can get the vaccinations. It's also about having a trained workforce to administer them.
The COVID-19 vaccines are a smash success. But that doesn't mean they keep every vaccinated person completely free of the coronavirus.
Offering incentives to encourage good health behavior isn't new, but it does raise concerns. A behavioral scientist explains how rewarding those taking a shot need not keep ethicists up at night.
Canadian public health organizations have run into a serious communication problem about the AstraZeneca vaccine. Crisis management and communication theories explain what's gone wrong.
It's easy to call Australian Olympians who receive their COVID shot early 'queue jumpers'. But the argument for them having early access to the vaccine is more nuanced. Here's why.
There are tangible things we can do now to help people understand the benefits and possible risks of COVID-19 vaccination.
We'll need mass vaccination hubs and expanded GP vaccination clinics to deliver jabs to millions of Australians.
Even with the highest possible rates of vaccination, New Zealand will need to keep up public health measures, or consider letting go of the concept of elimination and focus instead on disease control.
Pausing COVID-19 vaccine rollouts can backfire. There are better ways to manage safety issues while they're being investigated.
A vaccination queue-jumping scandal in Peru has caused a massive uproar in the South American country. It could also be a wake-up call for all nations.