As a professor of marketing at Wharton, Peter Fader has focused most of his career on analyzing data to predict how customers will behave. He is also cofounder of Theta Equity Partners, which offers customer-based corporate valuation—a way of valuing firms based on the quality of their customer base. His most recent work, in the January/February 2020 issue of Harvard Business Review and cowritten with recent podcast guest Dan McCarthy, is called “How to Value a Company by Analyzing Its Customers.”