Sign up for Intelligence Squared Premium here: https://iq2premium.supercast.com/ for ad-free listening, bonus content, early access and much more. See below for details. As an acclaimed interviewer and broadcaster for BBC Radio 5 Live, Nihal Arthanayake has spent years trying to understand what makes for a great conversation. He joins journalist and host of the Guardian's Today in Focus podcast, Nosheen Iqbal, to discuss his new book, Let’s Talk, which explores the evolution of dialogue and the science behind stimulating conversation. With the rise of smartphones, polarised politics and the isolation of the pandemic having made our interactions less engaging, Arthanayake's book reveals insights from leading authorities in neuroscience as well as from popular figures including Lorraine Kelly, former president of Ireland Mary McAleese, Professor Tanya Byron, Matthew Syed and many more, to find out why good conversation has eroded and how we can fix it. … We are incredibly grateful for your support. To become an Intelligence Squared Premium subscriber, follow the link: https://iq2premium.supercast.com/  Here’s a reminder of the benefits you’ll receive as a subscriber: Ad-free listening, because we know some of you would prefer to listen without interruption  One early episode per week Two bonus episodes per month A 25% discount on IQ2+, our exciting streaming service, where you can watch and take part in events live at home and enjoy watching past events on demand and without ads  A 15% discount and priority access to live, in-person events in London, so you won’t miss out on tickets Our premium monthly newsletter  Intelligence Squared Merch Learn more about your ad choices. Visit podcastchoices.com/adchoices