There comes a time in the life span of many men when it is time to start shaving one's head, or at least adopting a modified crew-cut. At the age of 59, that time has very nearly come for Arthur Sulzberger, Jr. I say this not with rancor or cruelty! It's just that the balding experience creeps up on one, and it's so hard to tell what one looks like, and no one likes to tell their friends these things, it's always awkward.

Numbers, charts, and graphs are all around us. What do they mean? What connections can we make from them? Who will help us understand the things they say? Our resident statistician, that's who! He will attempt to explain the digits that shape your world. This week: The Pinch-O-Meter. READ MORE