Paula Lambert is the owner of the Mozzarella Company, which produces and sells handcrafted cheeses throughout the United States. Lambert was the President of the International Association of Culinary Professionals for 2000. She lives in Dallas with her husband, Jim, who loves cheese almost as much as she does.  Her cookbooks include Cheese, Glorious Cheese and The Cheese Lover's Cookbook and Guide.

David Lebovitz is a former pastry chef at Chez Panisse. He is also a sought-after cooking instructor, a frequent contributor to food publications, and a popular blogger. He lives in Paris, France, where he leads chocolate tours of the city. His cookbooks include The Great Chocolate Book and Perfect Scoop.

John Littlewood is the executive chef at the Westerbeke Ranch Retreat Center in Sonoma, California. His work has been featured in Bon Appétit and Cooking Light magazines, and he has demonstrated his recipes at the Culinary Institute of America in the Napa Valley. He lives in Sonoma, California. Celebrating the Seasons at Westerbeke Ranch is his first cookbook.