David Edelman is a Harvard Business School Fellow and Executive Advisor at BCG. David spent over 30 years as a chief marketing officer at Aetna/CVS, as well as building consultancy businesses in digital and marketing transformation while with McKinsey, Digitas, and BCG. He now teaches marketing at Harvard Business School and serves as an advisor to top executives in startups, private equity, and larger enterprises. In this discussion, we dive into David’s book, Personalized: Custom...