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Disorders of the voice can affect a politician's success

(Acoustical Society of America) The acoustics of political speech are known to be a powerful influencer of voter preferences, but vocal disorders can change the qualities of a person's speech, and voice scientists have found that this alters politicians' perceived charisma. The researchers examined two cases of politicians with vocal disorders -- Umberto Bossi and Luiz Inácio Lula da Silva -- and will present the findings at the 174th ASA Meeting, Dec.
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