Sam Collins, OptionsZone.com's chief technical analyst, has more than four decades of experience in Wall Street firms. He began his career in finance as a futures broker at Merrill Lynch. Since then, he has been a financial adviser, branch manager, regional manager and certified portfolio manager with national and regional securities firms. During that time, Sam developed a specific technical analysis technique and timing system called the Collins-Bollinger Reversal (CBR) that has received national recognition. Sam retired from professional money management in 2009, but continues to provide market commentary and stock picks for OptionsZone readers.