Cities vary widely in the use of DNA testing.

Cities vary widely in the use of DNA testing.

Disclosure of private e-mails from government officials has been a legal issue in many states.

In Chicago, integrated neighborhoods do not stay integrated for long.

Some parents believe that competition helps prepare children to succeed. Others fear that their children will not be able to handle failure.

If police officers routinely issue tickets for the most serious traffic offenses, they'll be treating drivers of all races, sexes, and ages equally.

History is the best guide to the future.