Ashlee Vance is an American-South African business columnist. He has authored Geek Silicon Valley, and the well known Elon Musk: Tesla, SpaceX, and the Quest for a Fantastic Future. He has contributed to The Register, The New York Times, and Bloomberg BusinessWeek where he covered topics relating to technology. His writing often appears in The Economist, CNN.com, and CNET. Vance hosted an audio podcast where he interviewed several guests, and the Hello World video series on technology for Bloomberg.