[Rummyfan]

...which, for the record, I will always bestow upon LBJ).

He's definitely in the Bottom 5. Obama, Biden, Carter, LBJ, Buchanan.... Take your pick.

[Leaning Right]

I was always inclined to give Buchanan a pass as the worst president. Sure, he blundered the country into a civil war. But he was flying blind, so to speak. There was no prior history to guide him.

Contrast that with George W. Bush, who had LBJ’s mistakes in Vietnam to learn from. Yet W repeated most of LBJ’s errors. So, yeah. I’d replace Buchanan with W.

[Vigilanteman]

Great minds think alike. I would've chose the same bottom five, though not necessarily in that order.

FDR and Woodrow Wilson would've ranked 6th and 7th from the bottom, though not necessarily in that order.