Jamie Scott is part of a worldwide network of songwriters/producers that labels trust. Except they are far more than ‘just’ writers and producers, they are creative consultants, alchemists; they make hits and break artists. They are, in essence, supremely important, incredibly successful and off-the-scale in demand.

In most cases though, and certainly in Scott’s case, you probably wouldn’t recognise them on the street, or in the quiet corner of a London members’ club where we find him today, cramming in ...