However you choose to separate yourself from the role as naysayer, remember to emphasize your goal of challenging the group.

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The best way to determine if someone is a naysayer or a critical thinker is to evaluate their problem-solving style.

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Honda electric vehicles: Honda has been a naysayer for everything but hybrids and diesels, but new CEO Takanobu Ito (who will be in L.A.) is bullish.

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Otis Brawley, the chief medical officer of the American Cancer Society, had been one big naysayer, arguing that previous studies of Provenge didn't offer a clear benefit.

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Mr. ASTON-REESE: I'm not a naysayer or anything but I just think that we could be on that - just on the precipice looking down into the abyss right here.

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