In
Guts: Companies that Blow the Doors Off Business-As-Usual (Currency), authors Kevin and Jackie Frieberg describe how Dr. Michael DeBakey, a heart specialist at Methodist Hospital in Houston, empowered hospital staff. On his rounds, he told a custodian the hospital couldn't function without him as germs would spread. Later, a Frieberg colleague asked him what he did: "Dr. DeBakey and I? We save lives together."