Michael J. Mauboussin, chief investment strategist at Baltimore-based investment company Legg Mason Capital Management. He is an adjunct professor of finance at Columbia Business School, New York City, and author of Think Twice: Harnessing the Power of Counterintuition(Harvard Business). www.MichaelMauboussin.com
Why our first instincts are usually wrong... We all make decisions from time to time that leave us wondering, What…