1.   And skeptics question whether voluntary public financing will, in fact, reduce the influence of special interests.

2.   At the same time, skeptics question the ability of local land trusts to protect the land and the equity of conservation easements.

3.   According to David A. Thomas, professor of organization behavior and human resources management at the Harvard Business School, some skeptics question its core assumptions.

4.   But skeptics question whether EMC can continue its string of successful quarters indefinitely.

5.   Many skeptics questioned the viability of greater defense spending at a time of a diminished threat and limited resources.

6.   Privacy aside, skeptics question whether the rise in background checks will actually make the country more secure.

7.   Skeptics have questioned whether Li will be able to attract an audience large enough to justify his enormous investment.

8.   Skeptics have questioned whether the IOC is committed to reform or is simply acting out of political expediency under pressure from corporate sponsors, lawmakers and the news media.

9.   Skeptics question whether nationally certified teachers are really better.

10.   Skeptics question whether people will want to interact with a medium that has essentially been a passive form of entertainment.