Ray Dalio, Founder & CIO Mentor of Bridgewater Associates. A global macro investor for more than 50 years, Ray Dalio founded Bridgewater Associates 48 years ago, building it into the largest and most successful hedge fund in the world under his leadership. Ray remains an investor and mentor at Bridgewater and serves on its board. He is also the long-running New York Times bestselling author of Principles: Life and Work, Principles for Dealing with the Changing World Order, and Principles for Navigating Big Debt Crises. He graduated with a B.S. in Finance from C.W. Post College in 1971 and received an MBA degree from Harvard Business School in 1973. He has been married to his wife, Barbara, for more than 40 years and has three grown sons and five grandchildren. He is an active philanthropist with special interests in ocean exploration and helping to rectify the absence of equal opportunity in education, healthcare, and finance.