Dear teachers.

• Author: Zack, Ian

Dear Teachers,

We were as shocked and saddened as you were by the school shootings in Newtown, Connecticut. As the nation continues to try to make sense of the tragedy, we explore the longstanding debate over the Second Amendment and examine the arguments for and against adopting stricter gun control laws.

Every lime each of us goes online, advertisers are surreptitiously tracking our every search and click. The result? Ads, news, and other offerings that cater to our specific interests--or at least, what marketers think we like. It's an efficient business strategy, to be sure, but law professor Jeffrey Rosen raises issues of privacy and fairness that your students should be aware of as digital consumers.

If your students get nervous thinking about taking the SAT, don't miss our eye-opening article on the gaokao, China's...