Daniel Ferguson Dan Ferguson is the author two earlier books, Killer Car Stereo on a Budget and Ultimate Car Audio, and numerous articles for such periodicals as Speakerbuilder. An avid speaker builder all his adult life, he is a mechanical engineer with a Maste of Science degree from Clemson University. He practiced engineering for several years before entering management, and has worked at both duPont and Kimberly-Clark. Read More Read Less