1. Lindsey Graham
is typically regarded as a reliable vote for his party, but he took the bold step of breaking with his fellow Republicans to join Kerry and Lieberman to help author this climate change legislation. Graham has been actively working to cast the bill as a matter of energy independence and national security, an easier sell to those that bristle at environmental regulation. And once the text is released, Graham becomes perhaps the most influential figure in this entire climate change debate — the bill’s overall success or failure will hinge on Graham’s ability to court those crucial moderate Republicans in the Senate who will swing the vote towards failure or success.