In his newest book, Dr. Friedman draws on an exploration of history and geopolitical patterns dating back hundreds of years to explain where and why future wars will erupt and how they will be fought, which nations will gain and lose economic and political power, and how new technologies and cultural trends will alter the way we will live in the new century.



http://www.youtube.com/watch?v=kn2e2p8IE_k&hl=en