How many times did the author of Super/System win the world series of poker?
Super/System Super/System, one of the first books about poker strategy, was written and published in 1979 by Doyle Brunson, a professional poker player and multiple winner at the World Series of Poker.
Ryan Riess Ryan Riess (born June 21, 1990) is an American professional poker player best known for winning the 2013 World Series of Poker Main Event.