Dan Lepard is an award-winning baker and sourdough expert, who has started bread bakeries for top London chefs Fergus Henderson, Yotam Ottolenghi and Giorgio Locatelli, and continues to help home cooks and chefs master sourdough in their kitchens. He's a regular voice on BBC radio, writes for food and travel magazines around the world, has a monthly baking column in The Sydney Morning Herald, was judge on The Great Australian Bake Off, but is best known for his time as baking columnist for the Guardian newspaper for nearly a decade. Less