Williams is the author of eleven books, most on stocks and commodity trading. Other books includeThe Mount Sinai Myth, based on an archeological search forMt. SinaiinEgypt. This book was featured inVanity Fairin a re-write by Howard Blum.[4]Confessions of a RadicalTax Protestordiscusses his battle with theInternal Revenue Service, which led to a trial on three charges of tax evasion. On February 5, 2010 those charges were dropped and he pleaded guilty to three misdemeanor charges of failing to file income tax returns on time (for tax years 1999, 2000, and 2001).[5][6][7]Williams funds a six-figure scholarship at the University of Oregon in honor of his college professor, Max Wales, restricted to “journalism and communication students who… have demonstrated creative talent, but may not have a high grade point average.”[8]Williams has created numerous market indicators includingWilliams %R,Ultimate Oscillator, COT indices, accumulation/distribution indicators, cycle forecasts, market sentiment and value measurements for commodity prices.[9][10]Williams won the 1987 World Cup Championship of Futures Trading from the Robbins Trading Company, where he turned $10,000 to over $1,100,000 (10,900%) in a 12-month competition with real money. Ten years later his daughter, actress Michelle Wiliams, won the same contest.[11]In November 2014, at the Traders Expo in Las Vegas, Larry Williams recorded a series of four videos discussing his 50+ years of trading. He covered topics such as indicators, risk management, COT data etc. The videos are made available and archived.[12]Williams’ son, psychiatrist Jason Williams, has written a book on the personality of winning traders,The Mental Edge in Trading.[13]Williams was twice theRepublican Partynominee to theUnited States SenateinMontana, losing to RepresentativeMax Baucusin 1978[14]and to incumbent SenatorJohn Melcherin 1982. He sponsored Initiative 86, which made Montana the first state to index tax brackets for inflation.[15]Williams was one of the founders of the “Rock and Roll Marathons” that have raised in excess of $170 million for charities throughout the world.[16]