Forerunner recommended resources:
Essentials of leadership development (Vision Leaks: Developing a Vision)
Harvard Business Review: Leadership that gets results
University of Exeter: What is Leadership?
Michigan Ross School of Business: What is Leadership?
Gary Yukl: Leadership in Organizations
Harvard Business Review: Enough Leadership
Daniel Goleman on Focus: The Secret to High Performance and Fulfilment
John Maxwell The 5 Levels of Leadership
Leaders That Will Make a Difference
Why good leaders make you feel safe | Simon Sinek – Ted talks
How great leaders inspire action | Simon Sinek
Myles Munroe – Leadership Top Qualities – Leadership Training