Marcia Pally believes so:
The cavalier militarism and the justification of torture during the Bush years, along with the strident in-group-ism of the last four decades, prodded many evangelicals to re-examine themselves and their actions. George W. Bush may have fractured the Christian coalition that elected him.
Jonathan D. Fitzgerald rejects the label:
I, like many of my peers, find it loathsome to have to qualify my Christian faith by constantly informing inquirers that I am not like "those" evangelicals. When I identify as Episcopal or Anglican, there's a lot less explaining necessary.
The Dish 