Paloma Strelitz and James Binning, two members of the Turner Prize-winning collective Assemble, talk about how to make a city a playground of possibilities. >
Hilary Cottam, a social entrepreneur and "accidental designer" from the UK, talks about how design and technology can be used to fix serious social problems. >
"A Swimming Pool of Dreams" is the latest immersive project by London-based Nigerian designer Yinka Ilori, telling six narratives of people who pray. >
We talk to Johnny Kelly, the animator behind Apple's five new Health App videos: sleep, mindfulness, nutrition, activity and how everything is connected. >