I probably shouldn’t admit this, but I have dual loyalties. Don’t get me wrong, I am a Trojan through and through — but I would be lying if I said that no part of me still feels like a Wolverine. I ...

Zero-sum thinking has spread like a mind virus, from geopolitics to pop culture. Credit...Photo illustration by Pablo Delcan Supported by By Damien Cave Damien covers global affairs. He is based in ...