Geoff Williams is a freelance journalist who has been writing for American Express since 2010. He has written for numerous publications, including U.S. News & World Report, The Wall Street Journal, CNNMoney.com and Reuters. He is also the author of several history books, including C.C. Pyle’s Amazing Foot Race __ and Washed Away, and, in his free time, writes the classic TV blog, The TV Professor.