Rebecca Seal (Author) Rebecca has written about food and drink for the Financial Times , Evening Standard , the Observer , the Guardian , Red and The Sunday Times . Her cookbooks include Istanbul: Recipes from the heart of Turkey and Lisbon: Recipes from the heart of Portugal , as well as co-authoring LEON Happy Soups, LEON Happy One-pot Cooking, LEON Fast Vegan and LEON Happy Curries with John Vincent. She lives in London with her husband and two small daughters. John Vincent (Author) John is co-founder of LEON, which now has more than 60 restaurants (including in Amsterdam, Utrecht, Oslo and Washington, DC). He wrote LEON Naturally Fast Food with Henry Dimbleby, LEON Family & Friends with Kay Plunkett-Hogge, LEON Happy Salads and LEON Fast & Free with Jane Baxter and LEON Happy Soups , LEON Happy One-pot Cooking , LEON Fast Vegan and LEON Happy Curries with Rebecca Seal. He thinks that our relationship with food should be positive and joyous and that we need to listen more carefully to our gut, eat more good fats and less sugar. Jack Burke is a writer, actor and private chef. He spent many university summers cooking in Italy and France when he should have been studying for his Classics degree.

Born and based in London, he can often be heard on the radio and as the co-host of Leon's podcast.