UCL President & Provost Dr Michael Spence writes about how teaching people how to disagree well is necessary for solving societal problems, as polarisation grows and trust in institutions declines, for the World Economic Forum. The ability to prevent disagreement from becoming division is an essential, teachable skill. Still, it is becoming more and more elusive. Among all facets of society, misinformation and disinformation can escalate even minor disagreements and create further polarization.