Professor Cash received a Bachelor of Science degree in Mathematics from Texas Christian University; a Master of Science in Computer Science from Purdue University's Graduate School of Mathematical Sciences; and a Doctor of Philosophy in Management Information Systems (MIS) from Purdue University's Krannert Graduate School of Management. He joined the Harvard Business School faculty in 1976, and has taught in all the major HBS programs - MBA, Program for Management Development (PMD), Program for Global Leadership (PGL), and Advanced Management Program (AMP). Among his administrative assignments he has served as Chairman of the MBA Program (1992 to 1995), during the school's project to redesign the MBA Program - MBA: Leadership and Learning, and as Senior Associate Dean and Chairman of HBS Publishing.
Professor Cash's non-academic activities include serving as a Trustee or Overseer for non-profit organizations, and on the Board of Directors for several public companies. He has worked with many companies and governments around the world in both consulting and teaching assignments. Before his graduate education and joining the Harvard faculty, he worked as Director of Data Processing for several years, which followed jobs as a systems analyst, systems programmer, and application programmer.
His work and research are focused on the strategic use of information technology in the service sector. Amon his publications are articles in accounting and information technology journals, several Harvard Business Review articles including “Teaming Up to Crack Innovation and Enterprise Integration” (November-December 2008), “IS Redraws Competitive Boundaries” (March-April 1985), and “Information Technology and Tomorrow’s Manager” (November-December 1988), several books: Building the Information-Age Organization: Structure, Control and INnformation Technology with Eccles, Nohria and Nolan (Irwin), Corporate Information Systems Management: Issues Facing Senior Managers and Corporate Information Systems Management: Text and Cases with McFarlan and McKenney (Irwin), Global Electronic Wholesale Banking with Mookerjee (Graham & Trotman), and an instructional videotape, Competing Through Information Technology with Warren McFarlan (Nathan/Tyler).