Nikos Mourkogiannis Just read the first page of this manifesto, and you’ll understand exactly what it is to have purpose. Read the subsequent pages and you’ll find just how to develop your own sense of purpose through discovery, excellence, altruism and heroism.

About the author:
Nikos Mourkogiannis is the author of "Purpose: The Starting Point of Great Companies", He is a senior partner at Panthea and senior executive advisor on leadership to Booz Allen Hamilton.