Harvard Business Review (a wide range of leadership thinking)
Stephen Covey: The 7 Habits of Highly Effective People
R. Michael Anderson: Leadership Mindset 2.0
Penny Mallory: Develop Mental Toughness
Kate Trafford: Get There, Love Here
John Kotter: Leading Change
The Five Dysfunctions of a Team: A Leadership Fable by Patrick M. Lencioni
The Fear-Fighter Manual: Lessons from a Professional Troublemaker by Luvvie Ajayi Jones
High Performance Habits: How Extraordinary People Become That Way by Brendan Burchard
Emotional Intelligence by Daniel Goleman
Emotional Intelligence at Work: How to make change stick by Jolyon Maddocks
Delivering Happiness by Tony Hsieh
What the Dog Saw by Malcolm Gladwell
Traction: Get A Grip on Your Business by Gino Wickman