Do an author’s political views make a difference?

Sci-fi writer Orson Scott Card is the new casualty in the cultural wars that roil across our country. For those readers who don’t know him, he is the author of Ender’s Game, now considered by many to be a sci-fi classic. It’s the story about a special boy who is trained to manage flotillas of starships in a war against ETs that are more hive-like than human. The movie is scheduled for release in November, and therein lies the problem: gay groups are calling for its boycott. Mr. Card, a Mormon...