Alex Steffen: The shareable future of cities

“Alex Steffen, a designing optimist, lays out the blueprint for a successful century.” -The New York Times

“Alex Steffen explores our planet’s future, telling powerful, inspiring stories about the hard choices facing humanity … and our opportunity to create a much better tomorrow.”-TED.com

Alex Steffen is one of the world’s leading voices on sustainability, social innovation and planetary futurism. He is an award-winning writer and planetary futurist, who speaks to audiences around the world. (all quoted from alexsteffen.com)
We've seen his enthusiastic lecture at LSE in London last year and since then closely followed his blog: alexsteffen.com. Have a look yourself! Below is his TED talk of last year: