When Lucy Brady was promoted to the role of chief digital customer engagement officer in January, CEO Chris Kempczinski sent a letter across the business that said, “Lucy is an instrumental member of our leadership team with a strong customer orientation and proven expertise delivering complex solutions to drive McDonald’s top- and bottom-line growth.” He added that she and her team have been the driving force behind the fast growth of McDelivery—growing the business from $1 billion to $4 billion in three years—and ran point on the acquisition of Dynamic Yield, a technology that’s already driving check growth with digitized menu boards.