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. Eating the right foods is the single most effective way of preventing illness and staying healthy. But understanding what’s good and what’s bad, whether it's red wine or acai berries, can be a complicated conversation when we’re constantly receiving new ideas about what to put on our plate. Tim Spector’s new book, Food for Life: The New Science of Eating Well, looks to make all that conflicting information a little more clear. Spector is a professor of genetic epidemiology at King's College London and honorary consultant physician at Guy's and St Thomas' hospitals. He is a multi-award-winning expert in personalised medicine and the gut microbiome. Our host for this discussion is Paediatric doctor and TV presenter, Guddi Singh. … 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