Jane McGonigal, the world-renowned game designer and bestselling author, believes in the power of games to enact change. She’s spent the last decade proving how interactive digital games can transform both individuals and societies. At the fourth What’s Now gathering, Jane shared the latest in her ground-breaking body of work related to creating super-empowered hopeful individuals.

Arun Sundararajan, a professor at NYU's Stern School of Business and author of the recent book Sharing Economy, believes crowd-based capitalism could replace managerial capitalism in the next 10-20 years. Sundararajan believes crowd-based capitalism is an inherently superior model, one that uses resources more efficiently, which tends to result in increased economic productivity.

Francesco Rutelli, former Mayor of Rome and a member of Airbnb's Mayoral Advisory Board, wants tourists visiting Italy to take full advantage of the wealth of culture that Italy has to offer. Rutelli believes that Airbnb is part of the answer to the question of how to provide tourists with personalized experiences.

Yochai Benkler, Berkman Professor of Entrepreneurial Legal Studies at Harvard Law School, first explored the potential of the modern sharing economy in a Yale Law Review article in 2004, and is credited as one of the first people to articulate the concept. More than a decade later, Benkler spoke about how our reality measures up to his initial conception.

Professor and documentarian Douglas Rushkoff, author most recently of Throwing Rocks at the Google Bus, doesn't blame the billionaires for income inequality—he blames the operating system. "It's not about redistributing the spoils of capitalism after the fact," said Rushkoff, "It's about pre-distributing the means of production before the fact."

Stephen Yarwood, the former Lord Mayor of Adelaide, Australia, is a firm believer in our digital future. "I've always been convinced that technology was going to not only drive change, but create a new operating system for cities," said Yarwood.