A/B testingOne of the benefits of the data revolution, is that new data techniques can be used to give insights into what works and what does not work in learning. A/B testing is one such technique. It is widely used in digital marketing and something that the world’s largest tech companies routinely use – Google, Facebook, Twitter, Amazon, Netflix and so on. You try two things, wait, measure the results and choose the winner. It only works when you have large numbers of users, therefore data points. It allows for quick comparative testing and evaluation. We are now seeing this being used in education and one of the first results is surprising.