When the Doherty model was released a few months ago, it set Australia on a path to reopening at various stages of vaccination.Now that the country has hit 80 per cent double dose for 16+, experts from Doherty, Burnet and other organisations have released new models on what we can expect a little further down the line.One of the big ones is how schools can remain open - even when positive cases are detected - so long as students are tested regularly via rapid antigen testing.And the new Doherty modelling has possible ways forward for international arrivals, and vulnerable remote Indigenous communities.Also on today's show:* Why is a booster necessary? After having been double vaccinated, even if the antibody level has waned, shouldn't the memory cells of the immune system kick into action?

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