In this episode of Executive Edge, Greg sits down with legendary operator and former CEO who helped shape the modern McDonald’s organization, Ed Rensi. From humble beginnings to overseeing tens of thousands of employees, he shares the foundational principles that drove McDonald’s growth: unwavering standards, disciplined leadership, and a relentless focus on serving both customers and employees. Together, Greg and his guest explore what most executives get wrong about motivating large teams, how accountability becomes a competitive advantage, and why great leaders never walk past a problem. Along the way, he recounts unforgettable stories—from blindfolded milkshake-machine competitions to the creation of Chicken McNuggets—that reveal how culture, simplicity, and listening to frontline employees can transform an entire organization. This conversation distills decades of leadership wisdom into practical, powerful lessons for anyone looking to build high-performing teams and lasting culture.