Many people think he still is. Even more people think he should be. There is a decent chance he will be again.
Even if none of that were true, his election revealed a lot about this country. He may be gone, but the people who voted for him are still there, and they are divided from those who didn't in a way much deeper than we're accustomed to. If you want to understand how that rift occurred and what you might do about it, you need to look at what they're thinking.
Because history is a dynamically evolving event, not something someone can 100% accurately predict just cause they read someone in a different era did something similar.
Even if none of that were true, his election revealed a lot about this country. He may be gone, but the people who voted for him are still there, and they are divided from those who didn't in a way much deeper than we're accustomed to. If you want to understand how that rift occurred and what you might do about it, you need to look at what they're thinking.