Elizabeth Haas Edersheimis a management consultant working with clients from entrepreneurs to Fortune 500 companies. Prior to founding her own firm, Edersheim was one of the first female partners as well as one of the leaders of the operations group at McKinsey & Co. She has provided expert testimony to Congress in the areas of industrial policy, labor policy, and small business networks. Her previous book,McKinsey's Marvin Bower, was the story of the founder of McKinsey, a contemporary, neighbor, and close friend of Dr. Drucker.