“Every day was filled with worry. Every night, when he went out, I wondered: Will I see him again?” In Vogue, Mimi O’Donnell reflects on the loss of Philip Seymour Hoffman and the devastation of addiction. This is one of thousands of such stories from the past year in America.

+ Another one of America’s costly addictions: Guns. In 2017, we kept count of the dead. But we often ignore the injured. David Bernstein explains why Americans don’t really understand gun violence.