Randy Leffingwell wrote his first book, American Muscle, in 1989 while still on staff at the Los Angeles Times. Since then, he has authored another 47 titles for Motorbooks and its sister publisher Voyageur Press, including his most recent Complete Book of Porsche 911 and Corvette 60 Years. He has just finished Porsche 911: Fifty Years, a reexamination of the 911 story based on nearly two dozen new interviews. He lives in southern California, about 100 miles north of Los Angeles. Learn more about him on his website: www.rleffingwell.com.