Mark Johnson is co-founder and Senior Partner of Innosight, an innovation and strategy consulting firm Innosight, which he co-founded with Harvard Business School professor Clayton M. Christensen. He has consulted to the Global 1000 and start-up companies in a wide range of industries—including health care, aerospace/defense, enterprise IT, energy, automotive, and consumer packaged goods—and has advised Singapore’s government on innovation and entrepreneurship.