Ashvin Dayal: How is the Rockefeller Foundation using mini-grids to tackle energy poverty in Africa and India?

The foundation that helped shape modern philanthropy and improve health care institutions around the world in the 20th Century is increasingly focused on energy poverty in the 21st Century.  In this eloquent overview, Ashvin Dayal, the man who heads the Rockefeller Foundation's Power Initiative, shares his insights on the origins of the foundation's mission, and how they are using off-grid solar+battery mini-grids to tackle energy poverty.