People Science: How to know your employees as well as you know your customers

Every day, 2,500,000,000,000,000,000 bytes of data is created. That’s so much data that it would fill 10 million blu-ray discs—which, stacked up on top of each other, would reach the height of not just one, but four Eiffel Towers.

And that’s growing every day. In fact, 90% of the world’s data has been created in the last two years. The age of big data is well and truly here.