Designers Mark Erickson and Matthew Kennedy look at how intergenerational housing around the world can inspire innovative ways to craft a living space.This talk was filmed at TEDxYYC. All TEDx events are organized independently by volunteers in the spirit of TED's mission of ideas worth spreading. To learn more about TEDxSHORTS, the TEDx program, or give feedback on this episode, please visit http://go.ted.com/tedxshorts.