Bill McKibben
On November 1, 2012 prominent environmental author and advocate Bill McKibben talked about “350: The Most Important Number in the World.” His initiative, 350.org, is a global call to action to solve the climate crisis.
Jeremy Rifkin
On October 11, 2012 international economic forecaster and social observer Jeremy Rifkin talked about “The Third Industrial Revolution: How Lateral Power is Transforming Energy, the Economy and the World.”