Interesting article... but what really makes a prodigy? What's the difference between a prodigy and a normal kid? Is it just a keener sense of curiosity, or a

Interesting article... but what really makes a prodigy? What's the difference between a prodigy and a normal kid? Is it just a keener sense of curiosity, or a greater interest in reading? Is it neurological? Is it environmental or genetic or something else?