A great article from Saturday's NYT about the flip-floppitude of recent polling:

Despite the differences in the final numbers, the pollsters all say some basic conclusions can be drawn from the varied results.

"One of the things that is pretty clear from all of the polls, that seems to be very consistent, is that Bush had a very good convention, that his support has increased and that he is probably leading Kerry," said Michael Traugott, a University of Michigan professor and author on the subject of polls.

But the voter sentiment shifts reflected in the surveys also indicate that the contest is far from over.