Born three and a half months prematurely, Derek Paravicini is blind and has severe autism. But with perfect pitch, innate talent and a lot of practice, he became a concert pianist by the age of 10. Here, his longtime piano teacher, Adam Ockelford, explains his student's unique relationship to music, while Paravicini shows how he has ripped up th...

Sampling isn't about "hijacking nostalgia wholesale," says Mark Ronson. It's about inserting yourself into the narrative of a song while also pushing that story forward. In this mind-blowingly original talk, watch the DJ scramble 15 TED Talks into an audio-visual omelette, and trace the evolution of "La Di Da Di," Doug E. Fresh and Slick Rick's ...