Covid-19: how effective is social distancing?

Science Weekly - A podcast by The Guardian

Ian Sample speaks to Prof Deirdre Hollingsworth about social distancing. What is it? How might it help to flatten the curve? And what are some of the big unknowns when it comes to predicting how effective it might be?. Help support our independent journalism at <a href="https://www.theguardian.com/sciencepod">theguardian.com/sciencepod</a>