Michael C. Mankins is a partner in Bain & Company's San Francisco office and a leader in the firm's Organization practice. He is also a senior member of Bain's Strategy and Industrial Goods & Services practices. Much of his work has focused on the strategic and organizational initiatives that drive performance and long-term value. He is the co-author of "Time, Talent, Energy: Overcome Organizational Drag and Unleash Your Team’s Productive Power." In this interview, we discuss how the organization's most precious resources rarely end up on a balance sheet.