The Art of Intentional Thinking (Second Edition)

Polymath: Master Multiple Disciplines, Learn New Skills, Think Flexibly, and Become Extraordinary Autodidact

Learn Like a Polymath

The Science of Rapid Skill Acquisition

Restaurant Business

The Science of Powerful Focus

The Science of Self-Discipline

Learn to Think in Systems

Practical Guide to Emotional Intelligence Mastery 2.0

Outsmart Your Brain

Battle Mind. How to Navigate in Chaos and Perform under Pressure