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.

Captain Zapp Brannigan embodies almost everything that could possibly be wrong with someone in a position of power: he is incompetent, arrogant, sexist, demeaning, cowardly, vain, and worst of all, deluded — he thinks he is a leader.

Facebook COO Sheryl Sandberg has emerged as the most prominent name in the business sector for gender equality since she delivered, in late 2010, a TEDTalk on why we have so few female leaders.

Even if you’re not a huge fan of the 1999 science fiction film The Matrix (why wouldn’t you be?), there’s a lot that can be appreciated about the film, putting aside the fact it's a big budget, Hollywood, kung fu, slow motion, bullet-dodging explosion fest.

LinkedIn recently released a series of “How I Hire” articles that is well worth the time of any HR / recruiting professional.

Over at the Leadership Now Blog, they’ve examined five of the best new leadership books coming out over the next month.

The answer might depend on whether you are looking at the question from the perspective of impressing a university professor, or if you are presenting the topic to a group of managers, who, frankly, don’t really care about elaborate academic distinctions, and might even be hostile towards them.

Job performance and team performanceare both high-priority and highly complex issues for leaders, which are affected by many elements. (See: Layers of Performance Model)