Richard D. Sawyer is a local history author who collected Greenville memorabilia since the 1980s in order to record the history of Greenville. A 1964 Parker High School graduate, Sawyer worked for Fiber Industries in Greenville before serving in the U.S. Marines in Vietnam. Sawyer worked as printing manager for the Greenville Technical College print shop for many years. He is the author of four books, including Greetings from Greenville, S.C. : the golden age of post cards, 1900-1930.