Joseph Grenny | Mastering the Skill of Influence

Name: Joseph Grenny | Mastering the Skill of Influence
Uploaded: 2014-01-08T00:00:00.000Z
Description: Joseph Grenny, the social scientist for business performance, speaks at the Willow Creek Global Leadership Summit in front of an audience of more than 150,000. August 2013.

Joseph Grenny, the social scientist for business performance, speaks at the Willow Creek Global Leadership Summit in front of an audience of more than 150,000. August 2013.

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