Pedro Parra wanted to be a jazz saxophonist until he realised he'd never be the next John Coltrane. Instead, he became a terroir expert. As a consultant, he's had a huge influence on wine, not just in his native Chile but around the world. Our fascinating chat covered everything from minerality to the energy of the best vineyards, the democracy of geology to the potential of Cinsault, "the brother of Pinot Noir, in Itata. 
To read more about Pedro have a look at this website. You can also follow him on Instagram @pedroparraterroir.
Don’t forget, Cork Talk is now available on Spotify. You can listen to this week’s episode, plus my back catalogue of interviews with some of the world’s most extraordinary wine figures.