Dystopias in literature

Karen Russell's new book imagines a mysterious insomnia epidemic so serious that many are dying from lack of sleep. But the cure — sleep donations from babies — is hard to swallow.

His third novel, Super Sad True Love Story, is a black comedy set in a futuristic America — where books don't exist and where the economy has collapsed. Shteyngart explains why he decided to write a love story in this dystopic vision of the future — and why he thinks technology is changing the way we think.