Pai-Ling Yin is an Associate Professor of Clinical Entrepreneurship and Director of the Technology Commercialization Initiative. She co-founded the Mobile Innovation Group (http://mig.stanford.edu) to research the mobile app ecosystem, from industry evolution to platform competition to entrepreneurial strategy. Pai-Ling received her economics PhD from Stanford. She was a professor of strategy at Harvard Business School and MIT Sloan and a research scholar at the Stanford Institute for Economic Policy Research. She has written numerous cases on technology and strategy and research papers on platform competition and innovation diffusion. She co-owns a small business, FitLAB Pilates, in Cambridge, MA.