Social media has fundamentally changed the nature of public debate. It is becoming increasingly difficult to have reasoned discussions on controversial topics because many users are exposed primarily to information that reinforces what they already believe. Recommendation algorithms, combined with AI-powered search and personalised content, create environments in which individuals repeatedly encounter viewpoints that confirm their existing opinions while filtering out or dismissing opposing evidence. Genuine dialogue becomes increasingly difficult when people are no longer sharing the same factual foundation. A further problem is that much of the most widely shared content is designed to evoke emotion rather than encourage understanding. Short videos, memes, headlines and clickbait often reduce complex political, scientific and historical issues to simplistic talking points. These are frequently produced by bloggers, influencers or commentators whose success depends on attracting atten...