We all know the pretty people get all the perks. Economics professor Daniel Hamermesh backs that fact with hard numbers in his book "Beauty Pays: Why Attractive People are More Successful."

Education historian and N.Y.U. professor Diane Ravitch explains why she thinks the Obama administration's take on No Child Left Behind and education reform isn't the right path for success.

A new glossary takes a look at the words we use to talk about jobs and work, and how those words and their meanings have changed over time.