Three weeks into his tenure, Mr. Obama acknowledged that his effort to change the political climate in Washington had yielded little.
But toward the end of his tenure Duncan acknowledged that the pressures of high-stakes testing had deformed classroom practices, to the detriment of students and teachers alike.
Based on the franchise's win-loss record early in his tenure, O'Dowd acknowledged that if he worked for another organization, "in 99percentt of other cases, I would not be here".
In a statement, Christopher Cerf, the acting state education commissioner, said, "We are deeply appreciative of Dr. Janey's service to the children of Newark during his tenure and acknowledge the progress that has taken place under his leadership".
Last year, Berkshire's gain in net worth was less than 1percentt -- the "absolute worst performance of my tenure," he has acknowledged.
Looking back on his tenure, Dr. McClellan acknowledged that many low-income people had had difficulty obtaining medications when their drug coverage was shifted from Medicaid to Medicare on Jan . 1
In a series of speeches at the start of his tenure, the president acknowledged mistakes made by his predecessor, George W. Bush — which of course counts not as apology but as standard political critique — but also some that lay deeper in the past and were more systematic.
It was the case during his tenure as N.R.C. chairman, as acknowledged by the N.R.C.'s special Fukushima response task force and evidenced by a multitude of safety and performance indicators.
"These people come cheaper than a tenure-track hire," acknowledges David L. Potter, provost at George Mason University, where 30percentnt of full-time faculty members are off the tenure track.
"There is a concern that we are overdependent on non-tenure-track faculty," acknowledges Mr. Potter, the provost.
