John Rex is an executive coach and former Fortune 50 senior leader who helps ambitious executives lead with greater clarity, confidence, and impact. As the former CFO of Microsoft North America, he understands firsthand the pressures of high-stakes leadership and what it takes to thrive in complex, high-pressure roles.He coaches C-suite leaders and rising stars across industries, drawing on decades of real-world experience to help them navigate complexity, build influence, and grow with purpose. He writes for Forbes to share candid insights on modern leadership—earned through experience, not just theory.His most-read articles include “How My Personality Almost Wrecked My Career (And How I Fixed It),” “Why True Leaders Never Blame Others (Or Circumstances),” and “What I Learned from (Almost) Getting Fired as CFO of Microsoft North America.”John earned his International MBA from Thunderbird School of Global Management and completed his professional coach training at the Co-Active Training Institute (CTI). Follow him for fresh thinking at the intersection of performance, presence, and personal growth.