Who Killed Wikipedia?; NCAA editing: In the American magazine Pacific Standard, commentator Virginia Postrel asks "Who Killed Wikipedia?" (November 17). She details problems that have been plaguing the encyclopedia in recent years, beginning with the decline in the number of active editors. She concludes by noting that Wikipedia has survived for twelve years or so, meaning that those who argued it would prove unsustainable relatively quickly have been wrong. But, she asks, "the perils of adolescence were one thing. What about middle age?"