Dave Roberts is a recognized leader in the hospitality industry, especially in the areas of revenue management and analytics. Dave joined Cornell's Hotel School faculty in the Fall of 2020. He teaches courses in operations and distribution. He previously taught graduate courses in business strategy and corporate finance at Virginia Tech. Dave retired from Marriott in 2019, after 23 years with the company. He was most recently the Senior Vice President of Revenue Strategy & Solutions, with global responsibility for revenue management, analytics, and sales systems. Prior to Marriott, Dave was a finance manager at American Airlines, and a technical consultant on missile defense for the US Department of Defense. Dave has a BS and an MS in Operations Research from Cornell, and an MBA with majors in Finance and Economics from Northwestern. He holds a U.S. Patent on a software product and has published several academic papers on such topics as forecasting, options pricing, and customer choice modeling. In his spare time, he enjoys martial arts and astronomy.