Dr. Lange is the Governor Craig R. Benson Professor Entrepreneurship and Public Policy. He is also founder and president of Chatham Associates, a management consulting firm that assists businesses in building competitive advantage. He was president and CEO of Software Arts, Inc., creators of the first electronic spreadsheet (VisiCalc), and was a founding trustee of the Massachusetts Software Council. He has taught in numerous executive education programs and has served as assistant professor of finance at Harvard Business School.
Dr. Lange has been a management consultant to start-up, mid-sized, and Fortune 500 companies, and has developed and implemented training programs for companies in computer hardware and software, financial services, and health care industries. His research is concerned with the financing of high growth entrepreneurial ventures and the challenges and opportunities for entrepreneurial firms presented by the Internet. He is the author of “Entrepreneurs and the Internet” in The Portable MBA in Entrepreneurship, and coauthor of the prize-winning paper “Pricing High Growth Firms: Arbitrage Opportunities in the Inc. 100” and the book The Construction Industry: Balance Wheel of the Economy.