Stephen Still is Managing Director and co-head of Seabury APG, which he co-founded in 1997. Dr. Still has more than 25 years experience in consulting and management of transportation systems, including 20 years of hands-on experience in aviation planning. Dr. Still has managed aviation projects worldwide including assignments for airlines, equipment manufacturers, and financial advisory firms. Recent projects include widebody fleet analysis leading to a multi-billion dollar fleet order, optimization of network structure for a major U.S. carrier, development of new planning methods for a large Asian airline, and an assessment and outlook for the U.S. airline industry. Dr. Still specializes in a variety of corporate planning functions including route and fleet strategy, financial analysis, and revenue management.

Prior to Seabury APG, Dr. Still was Director, Corporate Planning, with US Airways, Inc. responsible for development of strategic initiatives for routes, fleets and alliances. He was responsible for formulating and coordinating the airline's fleet plans, including analysis leading up to a multi-billion dollar fleet purchase. Prior to US Airways, Dr. Still was Manager of Domestic Planning at United Airlines, Inc. where he was responsible for developing United's five-year route and fleet plan. Other positions at United included Manager of Airline Profitability Analysis where Dr. Still was responsible for financial and economic analyses of complex fleet and route decisions including fleet acquisition and route purchases. Dr. Still started at United in the Operations Research group where he designed and developed advanced revenue forecasting models.

Previously, Dr. Still was Transportation Economist for ALK Associates in Princeton, NJ, where he provided economic and network analysis for private sector clients in freight transportation. Dr. Still was also an Associate for Booz-Allen & Hamilton in the Transportation Consulting Division.

Dr. Still is a frequent presenter at airline and transportation conferences, and teaches professional courses for the International Air Transport Association (IATA), and holds a Ph.D. in Civil Engineering and Operations Research from Princeton University with a specialty in Transportation Systems and Economics. He earned a B.S. in Engineering from the State University of New York at Buffalo, magna cum laude, with concentration in transportation planning. He has also completed courses in advanced demand modeling at the Massachusetts Institute of Technology.