page_title: Paul MacCready
hierarchical_section_title: Paul MacCready
caption_attribution_description: English: AeroVironment Chairman Paul MacCready shows a cross section of the AeroVironment/NASA Helios Prototype wing spar.
context_page_description: Paul B. MacCready Jr. was an American aeronautical engineer. He was the founder of AeroVironment and the designer of the human-powered aircraft that won the first Kremer prize. He devoted his life to developing more efficient transportation vehicles that could "Do more with less".
context_section_description: Paul B. MacCready Jr. (September 29, 1925 – August 28, 2007) was an American aeronautical engineer. He was the founder of AeroVironment and the designer of the human-powered aircraft that won the first Kremer prize. He devoted his life to developing more efficient transportation vehicles that could "Do more with less".
caption: MacCready shows a cross section of the AeroVironment/NASA Helios Prototype wing spar.
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