We don't know for sure which individuals are at the core. Those are the ones who managed to enable promotion of communism into mass following, and whoever they took the rigns from and whoever they handed over to. It all seems to revolve around Great Britain, but we don't know if they are Brits themselves, or just chose Britain as their capital in the past 1000 years.
But then everyone who got fooled by them are also they. These we can call by names. And there are approximately 8 billion of them.