These are a few slides I prepared for a college visit to the Uni this week. The main argument is that there have been decades of audience research but there are many problems with the applicability of claims made under artificial conditions with poorly thought-through methods and definitions.
The Byron Review material is available here. I also used this video clip as an example of oversimplified engagements with media/audiences
This kind of thing is abundant online. Check out this Fox news story in the US: