Richard Langworth lives in Hopkinton. He first became interested in the political and literary careers of Winston Churchill back in 1965. He's now the chair of the Churchill Center, an organization devoted to the study of the Great Man. He also owns a bookstore, Churchill Books, which does most of its business by mail-order. To learn more about the Churchill Center, go to www.winstonchurchill.org. You can find out more about Churchill Books at www.churchillbooks.com.