The investment newsletter, edited by John Buckingham, has the best average annual return over the past 20 years of the 200 advisory services monitored by the “Hulbert Financial Digest”: 16.3%, compared with 9.5% for the S&P 500, assuming dividends are reinvested.     Click … Read more about John Buckingham highlighted on Market Watch: 9 Stocks Owned by Honor-Roll Investment Newsletter Writers