Marianne Freiberger

We can't say for sure, but everything depends on how many people agree to be vaccinated.

Modelling shows that old and vulnerable people should be prioritised.

Like any medical drug, vaccines are tested in large-scale randomised controlled trials.

The efficacy of vaccines is estimated from trials, using statistical techniques.

Because the vaccine may not stop transmission of the virus.

Yes the approved vaccines are safe. If you balance the risks, then taking the vaccine is much safer than taking your chances with COVID-19.

Our favourite communicator of risk talks about the statistics of COVID-19, the quality of government briefings, and how to counter misinformation.

Henry Wilton has won a Whitehead Prize for work that combines geometry and algebra.

Holly Krieger has won a Whitehead Prize for work that combines number theory and dynamical systems.

Maria Bruna has won a Whitehead Prize for finding a systematic way of simplifying complex systems.

Roger Penrose, Reinhard Genzel and Andrea Ghez win the 2020 Nobel Prize in Physics for their work on black holes.