For more information and analysis from Jeffrey Hirsch, and to learn more about the Almanac Investor newsletter and the Stock Trader's Almanac, click here .

FORBES: Easy Money In The Gastrointestinal Tract

His son, Jeffrey Hirsch, is editor of the Almanac Investor newsletter and says January's retreat is the latest in a series of bearish developments in recent weeks.

FORBES: Market Looks For Lift From Underdog Eagles

Jeffrey Hirsch, editor of Stock Trader's Almanac Investor, is an unflappable propagator of market truisms, and his father, Yale Hirsch, discovered the "best six months" strategy in 1986.

FORBES: Get Ready For Halloween Treats

"The last 35 years, the first five days were followed by full-year gains 30 times, for an 85.7% accuracy ratio and a 13.7% average gain in all 35 years, " reports Jeffrey Hirsch, editor of the Almanac Investor Newsletter, and son of Yale Hirsch.

FORBES: Hotlines From Dow 11,000