Nathans also says she does not consider herself expert enough to pass judgment either, though she has read Wechsler's studies and those of his critics.
Lewis has given no indication that the College will reexamine its philosophy on alcohol use in the near future.
Despite his feeling that Harvard is by no means "in control" of student drinking, he says he will have to see some new evidence before any fundamental changes are made.
"To a great extent [student drinking is] going to rise and fall with cultural trends in America," Lewis says. "Some people learn this from their parents," he says, then pauses. "It's an American problem...I think the expectation that Harvard should be solving this is a bit strange."