Mark D. Wolfinger has been trading options for more than 37 years and served as a market maker on the trading floor of the Chicago Board Options Exchange (CBOE). For more than 12 years, he has taught individual investors how to adopt risk-reducing, profit-enhancing option strategies. He is author of three books, including The Rookies Guide to Options: The Beginner's Handbook of Trading Equity Options, which shows options newcomers how seasoned traders make their trading decisions and describes six leading option strategies in detail.