Some leaders are able to set off a chain reaction. How are these people able to bring attention to great challenges and spark new initiatives, ideas and businesses?

Michael Fitzgerald, Writer & Nieman Journalism Fellow, Harvard
Sebastian Junger Author & Contributing Editor, Vanity Fair
Andrew Lankford Atlas Collaboration, CERN & Professor, University of California, Irvine
Murray Gell-Mann Nobel Prize-winning Physicist & Professor, Santa Fe Institute
Michael Wesch Professor, Kansas State University
Eric Brewer Visiting Scientist, Google & Professor, UC Berkeley
Cameron Sinclair Co-founder, Architecture for Humanity
Marc Koska Founder & Inventor, Safepoint

Google Zeitgeist is a collection of talks by people who are changing the world. Hear entrepreneurs, CEOs, storytellers, scientists, and dreamers share their visions of how we can shape tomorrow.