How do business executives make crucial decisions? Often by relying on their keen intuitive skills, otherwise known as their "gut." But what exactly is gut instinct and how does it work? Scientists have recently uncovered some provocative clues that may change the way you work.

Critical thinking combats herd mentality. It's time we put our thinking caps on.

What makes a great leader? Knowledge, smarts and vision, to be sure. To that, Daniel Goleman, author of "Leadership: The Power of Emotional Intelligence," would add the ability to identify and monitor emotions - your own and others' - and to manage relationships.