Naturally, we can't promise that they will all do as well in the future--for a more forward-looking analysis, check the annual A-List of top companies that we published in April.

FORBES: Under fire

Whistle-blowers undoubtedly face significant risk and must do cost-benefit analysis to decide whether to come forward.

FORBES: Put Your Money Where Your Mouth Is

When something new is encountered, the follow-up steps usually require mathematical and statistical methods to move the analysis forward.

WSJ: Great Scientists Don't Need Math