Sarah Boseley: Why won't Big Pharma share their vaccine patents?

Award winning journalist and former Guardian Health editor Sarah Boseley joins Alan Rusbridger to tackle a pressing question: why won’t Big Pharma share the patents for the coronavirus vaccines?<br /><hr><p style='color:grey; font-size:0.75em;'> See <a style='color:grey;' target='_blank' rel='noopener noreferrer' href='https://acast.com/privacy'>acast.com/privacy</a> for privacy and opt-out information.</p>