I am an investment adviser, trader, columnist and author based in Seattle. I publish or edit four daily publications: Strategic Advantage, on long-term investing; Trader's Advantage on swing-trading high-beta stocks and options; Gemini 252 on S&P 500 E-mini and Treasury bond futures timing; and Gemini SGX on gold, silver and Russell 2000 E-mini futures timing. I am a former MSN Money managing editor; Los Angeles Times financial columnist; winner of the Gerald Loeb Award for Distinguished Financial Journalism; and portfolio manager at a stat arb hedge fund. I am also the author of five books on investing, including an annotated edition of "Reminiscences of a Stock Operator." A graduate of Duke University and the Columbia University Graduate School of Journalism, my Twitter feed is @jdmarkman.