Facebook’s trending topics wasn’t the automatic system that the company wanted people to think it was. Instead it hired young journalists with new media experience to “curate” its news feed. And plenty of them proved to be biased against conservative news and sources. Meanwhile someone at the top of Facebook’s dysfunctional culture wanted to play up Syria and the Black Lives Matter hate group.

Mark Zuckerberg’s fundamental mistake was recreating the biases and agendas of the old media in a service whose whole reason for existing was to allow users to create their own experience. The big difference between social and search is that social media is supposed to let you be the curator.

Read the full guest column, The Trouble With Facebook, by Daniel Greenfield, at Accuracy in Media.