Nielsen regularly monitors how trustworthy consumers judge different marketing and media channels. Here is a summary of their latest 2015 findings; and here to their earlier surveys of 2013 and 2012.
For a description of a rather revealing experiment with the Facebook algorithm which decides which posts should appear on each facebook user's newsfeed click here. This experiment took place before the U.S. presidential elections, but the issue raised got really controversial during the last twelve months. And if you still haven't got enough, our library has the current issues of the Social Media Magazin available in the reading room. Here is a link to the Commerzbibliothek's online catalogue entry for the Social Media Magazin.
I will post a short blog series with further links to material, which we will talk about in the seminar. We will assign reading obligations for these materials at the first session, but if you want to read ahead feel free to do so.