When a mentor, and now friend, told Kenneth Chenault during a hiring process at American Express that he was "looking for catalytic agents of change," it struck a deep chord--because it's exactly what Chenault wanted to be. Kenneth Chenault learned early on to only worry about the things he could control; this helped him when life—and business at American Express—threw unpredictable events his way. In this 2020 interview, he tells Guy how he broke barriers as the company’s first African American CEO and helped turn AmEx from a traveler’s check company into a credit card powerhouse.