This document discusses how to measure and evaluate product culture in organizations. It covers key aspects of successful product teams such as leadership, structure, and culture. Leadership involves building a team focused on customers and empowering teams. Structure discusses optimal ratios of team roles and matrix structures. Culture involves shared assumptions, habits, and ways of working to make customers successful. The document provides questions to evaluate behaviors around focusing on customers, having a compelling vision, empowering teams, and leveraging scale. It also offers tips for interviewing team members to assess product culture.