The simplest theory — and one most administration officials Monday were endorsing — is that a military or civilian Pentagon official who supports McChrystal’s policy put it out in an attempt to pressure Obama to follow McChrystal’s suggestion and increase troop levels in Afghanistan…

There are believers in the reverse leak, in which the leak itself is meant to damage McChrystal’s position by inducing White House anger at the general. There’s the fake leak, in which the White House may have been trying to back itself into a corner. A former government official with ties to the Pentagon said the talk in the building was that a senior military official had given it to the reporter for his book on the Obama White House — not realizing it could end up in print sooner…

“This leak would, by all appearances, be the act of someone who supports an increase in troop strength and resources,” said Kevin Kellems, a communications director for former Vice President Dick Cheney, who noted that “the power of Woodward going on page A1 is exceptional” in its ability to dictate to wire services and cable outlets, a vanishing power of the newspapers. “This is the act most likely of a civilian who is an advocate of this position and believes they were right to do this because lives were at stake.”