Sandy Pukel has long been involved in the natural foods industry. He and Michio Kushi founded a network of centers for teaching natural foods cooking. Sandy has also created several natural foods businesses, including Holistic Holiday at Sea.

Mark Hanna, head chef for Holistic Holiday at Sea, began his macrobiotics education in 1978 and has cooked at macrobiotic centers, retreats, and natural food restaurants throughout North America. He takes a creative approach to the normally austere macrobiotic cuisine.