Facebook’s Secret Mood Experiment

Facebook’s Secret Mood Experiment

Announcement Date: 2 Oct 2014

Facebook revealed that it had tampered with the news feeds of nearly 700,000 people in an effort to prove that it could alter the emotional state of its users.

This was achieved by showing them an abnormally low number of either positive or negative posts. Outrage followed the reveal. And Apologies followed the outrage. (click here for more)