<p>This month Owen Kelly looks into the idea of cultural coherence, something that bubbled to the surface after katie Lam, a member of parliament for the Conservative Party used it in an interview with the Sunday Times. She appeared to use it one way, and then later claimed she meant it in a rather different way.</p><p>What do people mean by cultural coherence? </p><p>Should we regard the idea as dog-whistle politics, or should we see it as a useful idea we need to claim for ourselves, before it gets claimed by those who would whistle to dogs…</p>