Hundreds of thousands of people in Canada are members of Costco. I was fortunate be be interviewed for the November/December 2009 issue. See a link to the article here. http://www.costcoconnection.ca/connectioncaeng/20091112/?folio=23
The researchers claim that leaders who feel in over their heads resort to browbeating to protect their egos.
Research has shown that indiscriminant praise actually lowers performance.