David S. Evans is an economist, business adviser, and entrepreneur. He cofounded, and helps lead, two consulting organizations: Global Economics Group, which provides economic expertise on antitrust and regulatory matters, and Market Platform Dynamics, which advises companies on multisided platform strategies. He is also Chairman of PYMNTS.com, a multisided media and data analytics platform he cofounded. He has consulted for many of the largest multisided platform businesses in the world and served as an adviser to a number of start-up matchmakers. In addition, David has an active academic career. At the University College London he is Executive Director of the Jevons Institute for Competition Law and Economics as well as a visiting professor. He is also a lecturer at the University of Chicago Law School. David is the author, coauthor, or editor of ten books and has written more than one hundred scholarly articles, many of which address the economics of entrepreneurship, business dynamics, and multisided platforms. He is a graduate of the University of Chicago, from which he earned a BA, an MA, and a PhD, all in economics.