While the idea behind servant leadership is not new and can be found in writings that date back thousands of years, the term “servant leadership” itself was coined by Robert K. Greenleaf (1904–1990) in “The Servant as Leader,” an essay he first published in 1970.

Are leaders born or made? The University of South Australia held a debate with 6 panelists (3 to argue for the “born” viewpoint and 3 to argue for the “made” viewpoint), which included TV presenter David Koch and Senator Penny Wong.

Level 5 leadership was introduced by Jim Collins in his 2001 book “Good to Great” — one of the most influential business management books of all time.

The 7 Habits of Highly Effective People by Stephen Covey has sold over 20 million copies, making it not only one of the bestselling business books of all time, but one of the bestselling books of all time. Only How to Win Friends and Influence People and Who Moved My Cheese? are in the same league in terms of shear sales figures.

Transformational leadership is one of the most popular, well-researched and well-respected theories of leadership that exists today. Research conducted by Lowe and Gardner involving content analysis of The Leadership Quarterly issues published from 1990 to 2000 found that over one third (34%) of all research was on the subject.

Situational Leadership® is one of the most well known and widely used models in leadership development training.

We’ve previously written about Stephen Covey’s favourite idea, the freedom to choose. But this article is about his most important idea, which often sneaks away unnoticed behind more popular terms used in everyday business conversation such as paradigm shift, emotional bank account, win-win, proactive, begin with the end in mind, and seek first to understand.

Bestselling leadership author Simon Sinek is perhaps most well known for his TEDTalk on Start With Why, which is currently the 2nd most watched TEDTalk of all time. Sinek has a number of other excellent keynote presentations.