What privately financed project was led my Andre Borscheberg, Bertrand Piccard, and Brian Jones?
Bertrand Piccard:  Along with Brian Jones, he was the first to complete a non-stop balloon flight around the globe, in a balloon named Breitling Orbiter 3. Solar Impulse: Solar Impulse is a Swiss long-range experimental solar-powered aircraft project, and also the name of the project's two operational aircraft. Solar Impulse:  The Solar Impulse project's goals were to make the first circumnavigation of the Earth by a piloted fixed-wing aircraft using only solar power and to bring attention to clean technologies.
i don't know