Taking another shot

Sean Graham's engineering quest began as many do — completely by happenstance. While finishing a degree in mechanical engineering at Penn State University, he did some aerodynamic “wind tunnel” work on cars and trucks and was struck by the contrast between the blunt and boxy shape of the trailers and the sleek and round-edged shape of the tractors that pulled them. During his drive out West to pursue a graduate degree in wind tunnel engineering, Graham passed tractor-trailers mile after long mile and grew more and more convinced that there had to be a way to improve the ...

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From the Print Issue

October 2009

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