Douglas C. Greene is an inventor, entrepreneur, educator, and philanthropist whose career spans more than six decades of innovation, leadership, and purposeful disruption. A graduate of Marietta College with degrees in Business, Science, and Art, Greene began his professional journey in the executive training program at Sears, Roebuck and Co., where he spent thirteen years rising through multiple managerial roles. During his tenure, he led entrepreneurial catalog/retail initiatives, introduced landmark products such as the radial tire and DieHard battery, and revolutionized the glass-door firescreen industry with a groundbreaking sizing program that generated nearly two million units in its first year.