Fragility and the Evolution of Our Humanity - A Geophysicist's View (June 25, 2009)

Summary: Xavier Le Pichon has been part of revolutionary advances in our understanding of how the Earth works. He also spent decades living in community with people and families facing disabilities. He has emerged with a rare perspective on the meaning of humanity -- a perspective equally informed by his scientific and personal encounters with fragility as a fundament of vital, evolving systems.