Elizabeth Henderson co-authored The Real Dirt and Sharing the Harvest: A Citizen's Guide to Community Supported Agriculture. She farms in Newark, New York, and has been involved in CSA farming for more than 15 years.
Karl North, after his graduate work in social anthropology and ecology, learned and practiced subsistence agriculture in the French Pyrenees. With his wife Jane, he built and has operated Northland Sheep Dairy since 1980. He completed three years of training as an educator in Holistic Management in 2004. His articles on the themes of holism and sustainability in agriculture have appeared in NOFA periodicals.