Daphne Zepos, Cheese School of S.F. co-owner, dies Daphne Zepos, an internationally recognized cheese educator who helped bring artisan cheeses to the forefront of the American culinary scene, died July 3 at her home in San Francisco's Mission District. Ms. Zepos made a lasting impact on the American cheese industry, sourcing artisan cheeses directly from farmers all over Europe and teaching people how to appreciate cheese. After being in the kitchen all day, she would change into a dress and heels and push a cheese trolley through the dining room, offering a cheese course to diners. Donations in Ms.