Foundation for Leadership Effectiveness: Has it changed?

Has the nature of what makes leaders effective changed? Given the new dynamics of volatility, unpredictability, diversity in many forms, technology and globalization (and likely other factors), what is the impact on leadership? We believe many of the fundamentals haven't changed but that there are also new fundamentals. Many of these center around identifying and managing (or navigating) paradox and we see this as a necessary set of skills going forward. The purpose of this video is to begin a discussion on these. Your thoughts?