How to Think like Leonardo da Vinci: Seven Steps to Genius Every Day (Abridged)
2006
Five Keys to High Performance : Juggle Your Way to Success
2009
How to Think Like Leonardo da Vinci: Seven Steps to Genius Every Day (Unabridged)
2006
Walking Well: A New Approach for Comfort, Vitality, and Inspiration in Every Step (Unabridged)
2024
Putting Your Creative Genius to Work: How to Sharpen and Intensify Your Mind Power
2014
Mind Mapping: How to Liberate Your Natural Genius
2014