 Coupling their human-centered design with the practical realities of technology and organizations, the MPD² program seeks an education that leads to innovation and profitable products.The MPD² program is directed by Walter B. Herbst, Richard M Lueptow and Greg Holderfield.Northwestern University's Master of Product Design and Development Management (MPD²) product grew out of the demand for a master's program that was 1 part business, and equal parts product development and design.