Jonathan Krohn. Oh, wait... Uh, never mind.
a Republican not beholden to the Tea Party... the list is short, but off the top of my head Jeb Bush (if he goes), Joe Scarborough (same), and Rick Perry (just because it's funny to hear him speak)
Sen. Kelly Ayote of New Hampshire; young, attractive,and a fine public speaker.
At The Washington Post
At The American Prospect