Christina Ward is a Wisconsin Master Food Preserver and writer. She is a contributor to Edible Milwaukee, The Wall Street Journal, and The Milwaukee Journal/Sentinel. For Serious Eats, she wrote in-depth articles about the science and principles behind food preservation. Christina is the author of "American Advertising Cookbooks: How Corporations Taught Us to Love Bananas, Spam, and Jell-O" a deeply researched and entertaining survey of twentieth century American food. Connecting cultural, social, and geopolitical aspects, where she tells the fascinating and often infuriating story of American culinary culture.