Algorithmic decision-making can carry more weight than you might expect. While algorithms do innocuous or helpful things like changing the traffic signals when you approach an intersection, they also decide what content to show in your social media feed. There are also algorithms that assist real people in deciding whether you can get a mortgage, get into a particular university or qualify for insurance. How does it work? Katarzyna Szymielewicz explains three layers of digital profile in the video.

Facebook Files provided yet another confirmation that the company's extremely profitable recommender systems come at a high price paid by vulnerable individuals and our societies. Algorithms optimised for engagement amplify toxic content, such as hate speech or disinformation, and target humans based on their vulnerabilities.