But a person who threw a curve ball did something unexpected.

VOA: special.2009.04.12

The shiny,steel curve rises to almost two hundred meters.

VOA: special.2009.03.04

"In my book I call this the empathy bell curve. And part of what I'm exploring in the book is what determines where an individual scores on this empathy bell curve.

VOA: special.2011.08.10

Mhle says businesses that adopt practices like these are ahead of the curve and that the business climate is changing.

VOA: standard.2009.03.30

But the United States, which is the largest provider, "is lagging a little bit behind the curve of good practice in food aid."

VOA: standard.2010.04.29

It was a huge learning curve for both of us."

VOA: standard.2010.05.23

"One of the things we need to start doing is to get ahead of the curve by trying to anticipate additional methods that can be used against us and closing the gaps before those gaps are exploited,"

VOA: standard.2010.01.19