If you work in an office, the chances are there are some colleagues you would rather sit next to than others. But we’re not just talking personality likes or dislikes here – what can also be a factor is how clean they keep their desk, writes Michael Loughlin.

YOU’VE rolled your eyes when he began to assemble his gear. You’ve cursed him. You may even have just left the pub altogether. But spare a thought for him, in the corner of the pub, plugging in leads and setting up stands, a forced smile on his face: The Man With The Keyboard.