William McDonough: Cradle to cradle design

Green-minded architect and designer William McDonough asks what our buildings and products would look like if designers took into account “all children, all species, for all time.“ TEDTalks is a daily video podcast of the best talks and performances from the TED Conference, where the world’s leading thinkers and doers are invited to give the talk of their lives in 18 minutes -- including speakers such as Jill Bolte Taylor, Sir Ken Robinson, Hans Rosling, Al Gore and Arthur Benjamin.