This is a list of the leading global thinkers. I found just reading through the list is inspiring and allows us to get a better grasp of the issues that we must consider and the advancements that are being made. I believe this list echos our time in history.
What Khan Academy is for Math, The Big History Project is to History. An incredible resource to share and very well-done. I saw this presented in a TED talk. It has impressed me with the quality of presentation and the open, big picture presentation that really inspires people.