Anthony Mavromatis is Head of Enterprise Customer Data Science and Platforms at American Express. As one of the financial company's machine learning experts, he discusses how the company has spent years building out technology that promises to change how it operates internally, how it corrals and leverages endless data, and how it interacts directly with customers. Mavromatis thinks machine learning is set to revolutionize multiple industries and eventually reshape the workforce, but he also hits on how resistant some companies may be to change.