The CIO of a major airline contracted with your company to develop a new employee travel management system. At the initial design meeting with the airline’s IT department you find that many of the system architects and developers consider it a very high risk project due to the technical limitations of the current IT infrastructure. None of the meeting participants wanted to go on the record with specific reasons. They would only say that the last person to do so was transferred to the custodial department. What would be the best technique to employ when gathering information to identify project risks in this situation?