“James H. Simons, a reserved mathematician and hedge fund operator from Boston now approaching 80, is a big Democratic donor. Warren A. Stephens, a 60-year-old golf enthusiast once called the king of Little Rock, Ark., inherited a family investment bank and became a booster of conservative Republicans.” But this unlikely duo found common ground … in offshore tax havens. From the NYT: How Business Titans, Pop Stars and Royals Hide Their Wealth.