5. 0 - Author Bio
by Kerry Patterson, Joseph Grenny, Ron McMillan, and Al Switzler
  • Kerry Patterson has consulted with many Fortune 500 companies using his award-winning training programs.
  • Joseph Grenny has 20 years of experience coaching corporate leaders in the art of communication.
  • Ron McMillan is the co-founder and VP of Research and Development of the Covey Leadership Center.
  • Al Switzler is currently on the faculty at the Executive Development Center at the University of Michigan.
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