Facebook has become the richest and most powerful publisher in history by replacing editors with algorithms - shattering the public square into millions of personalised news feeds, shifting entire societies away from the open terrain of genuine debate and argument while they make billions from our valued attention.

If people long to create a better world, then we must use our platform to nurture imagination - hopeful ideas, fresh alternatives, belief that the way things are isn't the way things need to be.

Journalists must work to earn the trust of those they aim to serve.

Katharine Viner Quotes