Listen to this episode
João Zilhão, Research professor at the Universities of Barcelona and Lisbon, joined Sean on the show...
Download, listen and subscribe on the Newstalk App.
You can also listen to Newstalk live on newstalk.com or on Alexa, by adding the Newstalk skill and asking: 'Alexa, play Newstalk'.
Read more about
FOOTBALL SATURDAY - Toothless Chelsea, Dyche's debut delight and horror tackles
GORDON D'ARCY | A dominant first half secures Ireland's victory | Improvements needed to beat France
Late change in Cardiff, : Saturday's Newsround
Saturday's Newsround: Late change in Cardiff, the Hurling League is back and Glen drop appeal