Chantal's passion for cooking was ignited when, as a teenager, she was diagnosed as allergic to dairy, eggs and wheat. She believes everyone should take joy and satisfaction from food and so she specializes in freefrom cooking. Chantal has worked as a personal chef, caterer, restaurateur and in food product development. She is also a champion barbecuer, and has won several competitions including Jamie Oliver's 'Big Feastival'.

John is co-founder of Leon, which now has more than 55 restaurants (including restaurants 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 with Rebecca Seal.

He believes food has the power to delight, invigorate and bring people together. 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, less sugar. And a whole lot more plants.