James W. Cortada, a business historian who worked at IBM, explores the crucial role of IBM's corporate culture. He discusses the practices that built and reinforced the culture, including training of managers, employee benefits, and company rituals. Cortada argues that IBM's culture aligned with its business imperatives, allowing it to prioritize stakeholders beyond stockholders. He identifies key lessons that managers can learn from IBM's experience and apply in their own organizations. This engaging and deeply researched book holds many insights for business historians, executives, managers, and professionals interested in corporate culture.