John Mackey is an American entrepreneur and writer best known as the co-founder and CEO of Whole Foods Market, a chain of natural and organic food supermarkets. He helped grow the company from a single store in Austin, Texas, in 1980 to a multinational organization with hundreds of outlets. Mackey is also an advocate for conscious capitalism, a way of doing business that emphasizes ethical practices, stakeholder integration, and sustainable economic growth. He has co-authored books on leadership and business, including "Conscious Capitalism: Liberating the Heroic Spirit of Business" and "The Whole Foods Diet," where he discusses his vision of personal and corporate ethics, as well as health and nutrition.