DENNIS WAYNE SCHROLL earned a bachelor’s degree in aerospace engineering and a master’s degree in astronautical engineering. He retired honorably from the US Air Force after serving forty years as ...mehr sehenDENNIS WAYNE SCHROLL earned a bachelor’s degree in aerospace engineering and a master’s degree in astronautical engineering. He retired honorably from the US Air Force after serving forty years as a civilian. Schroll has published one book and has authored a variety of technical reports and military papers.weniger sehen