Once upon a time, there were writing coaches in newsrooms across the country. Then, they began disappearing. In this monthly feature, we hope to help writers and editors by sharing advice about storytelling and enterprise. The story: “A Speck in the Sea,” by Paul Tough From: The New York Times Answers: Joel Lovell, an editor at "This American Life" and The Atavist Magazine. He was deputy editor at the New York Times Magazine.