Audiences were outraged by D. Harlan Wilson's first play, The Dark Hypotenuse, when it opened in Copenhagen in 2012. Not only did it bear the weird, estranging aesthetic that distinguishes his novels and short fiction, the play contained scenes where viewers were attacked by actors as well as a variety of endangered animals, among them an African elephant that was euthanized onstage. The Dark Hypotenuse appeared in Wilson's first collection of...