His work has been featured in 23 books, and in 2003 he received the first annual Harry B. Combs Award from the National Aviation Hall of Fame for Excellence in the Preservation of Aviation History. The National Portrait Gallery in London selected five of his portraits of British aviators to be included in their permanent collection. In addition, he has served as an aviation lecturer for the Smithsonian Journeys program. Dan lives in Dayton, Ohio.