Nine Things Successful People Do Differently

The 8 Motivational Challenges: A Short Guide to Lighting a Fire Under Anyone--Including Yourself (A Penguin Special from Hudson Street Press)

No One Understands You and What to Do About It

Reinforcements: How to Get People to Help You

How to Communicate Successfully: The Halvorson Collection (2 Books)

Focus: Use Different Ways of Seeing the World for Success and Influence

HBR’s 10 Must Reads on High Performance (with bonus article "The Right Way to Form New Habits” An interview with James Clear)

Energy + Motivation (HBR Emotional Intelligence Series)

HBR's 10 Must Reads on Communication, Vol. 2 (with bonus article "Leadership Is a Conversation" by Boris Groysberg and Michael Slind)