Randy Leffingwell creates pictorial books on automobiles, motorcycles, and farm vehicles. Titles include Porsche Legends, Mustang, Caterpillar, American Farm Tractor, and Harley-Davidson: Myth and Mystique. Before devoting his work time to creating illustrated books on vehicles, Leffingwell was an associate editor with AutoWeek Magazine and a staff photographer for the Los Angeles Times. In creating his pictorial books, Leffingwell travels nationwide, researching and photographing intriguing road and farm vehicles. He has interviewed many vehicle designers, spoken with museum specialists, and visited many factories, in his efforts to create detailed books. For example, he searched through hundreds of old Henry Ford Museum boxes and hired researchers in order to obtain facts on Ford tractors. Randy Leffingwells photograph composition background and historical research have contributed to literature on the history of American transportation.