Post-Structuralism and the Semiotic System

Post-structuralism does something that structuralism doesn't do, says David Frum. There is this thing in philosophy where like once a a period or group of thinkers is named it's like that's kind of it and we don't really uh... re-interrogate that but you think that it's  not just not just that we can do this but that we we must do this i i think. So let's take a look what is structuralism to so structuralism says main proponents probably for today and to so or although he's very early much earlier than claud levi stroce is the other one.