Christopher BarnattChristopher Barnatt is Associate Professor of Computing & Future Studies in Nottingham University Business School, and the author of ExplainingComputers.com, ExplainingTheFuture.com and their popular YouTube channels. He has written fiv previous books on computing and future studies, and lectures and consults widely on cloud computing and Web 2.0. Christopher also appears regularly on TV and the radio. You can follow him in the cloud at twitter.com/ChrisBarnatt. Read More Read Less