Frederic Bau, founder, creative director, and executive chef of l'Ecole du Grand Chocolat Valrhona, is widely regarded as one of the best chocolatiers in the world. He previously worked with Pierre Herme at Fauchon. Julie Haubourdin is a professional patissiere and former member of L'Ecole du Grand Chocolat Valrhona. Clay McLachlan's photographs have been featured in Food & Wine, Conde Nast Traveler, Gourmet, and Wine Spectator, as well as in Beyond the Bread Basket, French Cooking: Essential Recipes and Techniques, Fine French Desserts: Essential Recipes and Techniques, and Cooking with Chocolate: Essential Recipes and Techniques. L'Ecole du Grand Chocolat Valrhona is a world renowned training center for the art of patisserie and chocolate.