Breakthrough marketing used to come from creative genius, from big ideas, from empathy with customers. But now all the attention goes to rigorous testing and algorithmic approaches to customer insight. So is the science driving out creativity - or are we focused on the wrong kind of maths?

Breakthrough marketing used to come from creative genius, from big ideas, from empathy with customers. But now all the attention goes to rigorous testing and algorithmic approaches to customer insight. So is the science driving out creativity - or are we focused on the wrong kind of maths?