Paul Sloane, Lateral Thinking for Every Day
Fermat’s Last Theorem, Simon Singh
Edward de Bono, Six Thinking Hats
The Innovators Dilemma by Clayton M Christensen
Better Managers = Better Business, by Pete Fullard
McKinsey Quarterly (a wide range of leadership, management and strategic thinking)
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
Nick Howell: Great Coaching Questions
Kate Trafford: Get There, Love Here
John Kotter: Leading Change
Caspar Craven: Be More Human
Forgiveness by Iyanla Vanzant