The project has evolved continuously during a 3-4 year period. We have gained insights based on student feedback which have in turn has raised own own understanding of how sound and image can sway our perceptions. This diagram below provides an overview of how the initial experiments were conducted and perceived, and how they evolved
Digital tools utilised for the packaging
Why are faces blurred or shaded?
Initially the faces of not in fact blurred. We became aware, however, that student participants were being influenced by the person's appearance. In a few de-briefings there were comments like: But she looked so kind and sincere.
There is considerable research (in for example legal research) about how appearance and demeanour can influence a juror's deliberations. For example, in court settings a defendant or witness may appear to be more or less trustworthy based on their appearance and their clothing.