EI Weekly Listen — The polymath in the age of specialisation by Peter Burke

Crises of knowledge precipitate drives towards specialisation. In our digital age we still need polymaths. Read by Leighton Pugh. Image: This chart is taken from the book 'Ars Magna Lucis Et Umbrae' which was published in 1646 by the Jesuit scientist and inventor, Athanasius Kircher (1602-1680). Credit: SSPL/Getty Images