Question: Name the British-born American investor, economist and professor widely known as the 'father of value investing' and co-author of the neoclassical investing: "Security Analysis" book which was the basis for an article by Warren Buffett published in the fall issue of 'Hermes' in 1984?

<P0-S0> Whitney Tilson (born 1966) is an American investor, author, and philanthropist. <P0-S1>  Tilson managed the hedge fund Kase Capital (formerly T2 Partners LLC). <P0-S2>  Tilson co-authored the books, "The Art of Value Investing: How the World's Best Investors Beat the Market" (published in May 2013) and "More Mortgage Meltdown: 6 Ways to Profit in These Bad Times" (published in May 2009), has written for Forbes, the Financial Times, Kiplinger’s, The Motley Fool and TheStreet.com, and was one of the authors of "Poor Charlie's Almanack" (ISBN  ). <P0-S3>  He is a CNBC contributor, was featured in a 60 Minutes segment in December 2008 about the housing crisis that won an Emmy Award, was one of five investors included in "SmartMoney Magazine"’s 2006 Power 30, was named by Institutional Investor in 2007 as one of 20 Rising Stars. <P0-S4>  He has appeared as a guest on Bloomberg TV and Fox Business Network, and was on the cover of the July 2007 Kiplingers. <P0-S5>  He has been profiled by the "Wall Street Journal" and the"Washington Post". <P0-S6>  Tilson co-founded the Value Investing Congress, a biannual investment conference in New York City and Las Vegas, and Value Investor Insight, an investment newsletter. <SEP> <P1-S0> Benjamin Graham ( ; born Benjamin Grossbaum; May 9, 1894 – September 21, 1976) was a British-born American investor, economist, and professor. <P1-S1>  He is widely known as the "father of value investing," and wrote two of the founding texts in neoclassical investing: "Security Analysis" (1934) with David Dodd, and "The Intelligent Investor" (1949). <P1-S2>  His investment philosophy stressed investor psychology, minimal debt, buy-and-hold investing, fundamental analysis, concentrated diversification, buying within the margin of safety, activist investing, and contrarian mindsets. <SEP> <P2-S0> Security Analysis is a book written by professors Benjamin Graham and David Dodd of Columbia Business School, which laid the intellectual foundation for what would later be called value investing. <P2-S1>  The first edition was published in 1934, shortly after the Wall Street crash and start of the Great Depression. <P2-S2>  Among other terms, Graham and Dodd coined the term margin of safety in "Security Analysis". <SEP> <P3-S0>  It was based on a speech given on May 17, 1984, at the Columbia University School of Business in honor of the 50th anniversary of the publication of Benjamin Graham and David Dodd's book "Security Analysis". <P3-S1> "The Superinvestors of Graham-and-Doddsville" is an article by Warren Buffett promoting value investing, published in the Fall, 1984 issue of "Hermes", Columbia Business School magazine. <P3-S2>  The speech and article challenged the idea that equity markets are efficient through a study of nine successful investment funds generating long-term returns above the market index. <P3-S3>  All these funds were managed by Benjamin Graham's alumni, pursuing different investment tactics but following the same "Graham-and-Doddsville" value investing strategy.