Robert Colby, CMT, is chairman of Robert W. Colby Asset Management, Inc., which offers portfolio management to private and institutional investors. He also produces daily research analysis for professionals and supplies content for several free Web sites, including TraderPlanet.com and RobertWColby.com. Mr. Colby's clients include some of the most successful traders and investors in the world. He is the author of The Encyclopedia of Technical Market Indicators, Second Edition, McGraw-Hill 2003, which has become the standard reference.