Drinking Alcohol Focuses Our Attention On The External Features Of Faces, With Implications For Eyewitness Memory

By Emily Reynolds Having a bit of a fuzzy memory is not an uncommon side effect of having had too much to drink the night before — and the details we do remember are often somewhat limited. The same can also be true for our attention when drunk: we’re only able to concentrate on what’s going on in front of us and not what’s happening elsewhere. This phenomenon has been termed “alcohol myopia”: attentional shortsightedness related to alcohol consumption. A new paper in the Journal of Psychopharmacology suggests this shortsightedness may apply to human faces, too — and that it could have an impact on how well people can identify perpetrators of crimes they witness while drunk. To explore the idea, Alistair Harvey and Danny Tomlinson recruited 76 students from a particularly apposite place — a university bar. Participants, all of whom had normal or corrected to normal vision, were first shown twenty-one photographs of young white adult male faces. Then five minutes later, they saw a selection of these “old” faces again, amongst a number of previously unseen “new” faces of the same demographic and description. Some faces were shown in full, while others showed only “external” features such as hair and face shape, or direct “internal” facial features like the eyes and mouth. Participants were asked to identify which photographs showed old faces and which showed new ones, and indicate how confident they were ...
Source: BPS RESEARCH DIGEST - Category: Psychiatry & Psychology Authors: Tags: Alcohol Memory Source Type: blogs