Ron Eglash: The fractals at the heart of African designs

“I am a mathematician, and I would like to stand on your roof.“ That is how Ron Eglash greeted many African families he met while researching the fractal patterns hed noticed in villages across the continent. 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