The 7 Habits of Highly Effective People: Powerful Lessons in Personal Change

Peter M. Senge The Fifth Discipline: The Art & Practice of The Learning Organization

David Falkner Russell Rules: 11 Lessons on Leadership from the Twentieth Century's Greatest Winner

Verne Harnish Scaling Up : How a Few Companies Make It...and Why the Rest Don't (Rockefeller Habits 2.0)

Dan Millman THE LIFE YOU WERE BORN TO LIVE:: A Guide to Finding Your Life Purpose