In late December, the 21st to be exact, my friends Amos and Clara called me 17 times. On December 22 it was eight times. The calls were short—sometimes only 30 to 45 seconds, and they usually arrived ...

For parents, the decision to get your child their first cell phone comes with a lot of questions. There are a handful of logistical hurdles to clear, such as choosing a kid-friendly phone and then ...