The concept of forgiveness and redemption is a topic Gingrich repeatedly turns to when asked about his philandering past, and it seems to resonate with voters (or at least enough so that he persists as a serious contender for the GOP nomination).

FORBES: What if Hugh Hefner were Mitt Romney's Great-grandfather?

Since the concept of IW emerged in the mid-1990s as a topic of heated debate, its definition remains in a state of continual flux.

CENTERFORSECURITYPOLICY: What is IW?

They understand and like the concept of crowdfunding. 67.75% feel their specific knowledge of crowdfunding as a topic is high, ranking their understanding at a level of 8-10.

FORBES: Earlier this year I wrote in Harvard Business Review

This concept is practically the centerpiece of all financial planning (rightly or wrongly), but a topic that receives precious little attention is the monetary value of our time.

FORBES: Black Thursday and the Value of Time