“He’s establishing his decision-making process as being almost diametrically the opposite of the previous administration,” says Lawrence Wilkerson, a retired Army colonel who served as Secretary of State Colin L. Powell’s chief of staff. Wilkerson, who teaches national security decision-making at George Washington University, says the Bush-Cheney style was “cowboy-like, typical Texas, typical Wyoming, and extremely secretive.”…

“I think the Obama we’ve seen as president is a very different Obama than we saw during the campaign. He doesn’t seem to be connected, he doesn’t seem to have the passion, he doesn’t seem to be conveying the grand and inspiring vision,” says the progressive historian Allan Lichtman of American University. “If you want to be a transformational president, you’ve got to take the risks.”

Sean Wilentz, a history professor at Princeton, says Obama has suffered from unrealistic expectations among those who put him in office. “They kind of were sold Utopia, and they bought it, and it didn’t happen,” he says. “People were comparing the candidate to Abraham Lincoln before he served a day of his presidency. Nobody can live up to that.”