Andrew Rosenthal

When I was young, I colored in the line drawings in vintage editions of the Oz books that had been handed down through generations in my family. This was a bad thing to do.

If a columnist writes that something happened on a certain date, or that the government spent a certain amount of money on something, or that a specific number of people have died in the war in Iraq, to pick a few examples, it is his or her responsibility to make certain that information is correct.

One of the hard truths about the new digital world is that we have to be prepared to acknowledge when an experiment is not going to work, and to take action.