RISE OF THE KHAN (ACADEMY)
It’s a well-known story now: A young engineer and hedge fund analyst begins helping his niece understand algebra during a family visit. The lessons work so well that the young man continues to tutor the girl online using Yahoo’s Doodle notepad. Then, other relatives and friends want help in mathematics as well so the analyst moves his tutorials to YouTube where he creates an account so he can meet the demand for his help and…