wisdom of crowds

Wikinvest's Mike Sha on the Investing Wisdom of Crowds

If the financial collapse taught us anything, it's that opacity and self-serving behavior rule at the big Wall Street firms -- so how can the little guy trust their advice? Wikinvest's Mike Sha explains how crowdsourcing can provide better, less biased investment advice to average investors.

Need Smarter Answers? Ask a Woman -- or Several

Bubbles, riots, and mass hysteria aside, "the crowd" can sometimes be very smart. Studies show that groups can make far more intelligent decisions collectively than individual experts do alone. But how smart a group can get appears to hinge on the number of women it includes.

Can Motley Fool's Stock Picker Tap Wisdom of Crowds?

Popular investing site The Motley Fool has patented a system it believes can predict stock performance. Called Motley Fool CAPS, it taps the collective brainpower of more than 170,000 investors. Based on its performance over the past five years, it appears to work. But can it really?