The researchers identified positive peaks in brain activity in all of the volunteers' brains after playing about 200 milliseconds of the voice recordings, regardless of confidence level, but confident speech sparked significantly higher peaks of brain activity than unconfident speech.
The budget looks much better and it was a confident speech that, despite the gaps, contained some sound economics.
On the second day of the retreat, Sullivan gave a confident speech outlining her agenda for the university.
On Monday, George Osborne made a confident speech claiming that coalition economic strategy has been vindicated by genuinely improving economic news.
Despite the confident speech, by the time Mr. Reeves defended the detective in that 1997 murder trial there was already growing evidence available to prosecutors that Mr. Scarcella's work was marred by persistent and troubling patterns.
And not surprisingly, because what appears to have happened is that he gave a confident speech reminding everybody that they had actually won this election and shouldn't behave as if they hadn't.
And while Ms. Palin probably wouldn't look comfortable on Cosmopolitan with all that sex talk, there was more than a little Helen Gurley Brown in her confident speech on Wednesday.
