World Center Marriott Resort and Convention Center in Orlando, FL. The Gas Turbine Technical Congress and Exposition brings together engineers, research scientists, educators and other professionals involved in the design, operation, and maintenance of aero engines and stationary power turbines. "Gas Turbine Technologies: Meeting Complex Global Challenges," will be the theme of the keynote session at ASME Turbo Expo 2009. The technical program for the conference will cover a range of subjects, including engine design, materials, cogeneration, alternative fuels, combustion diagnostics and micro-turbines.