This ad hoc, non-permanent commission examines selected closed cases and looks for evidence of errors in the police investigation indicating tunnel vision and misunderstanding of scientific evidence.
In addition, he details the physical effects that violent stresses produce on humans, ranging from tunnel vision, changes in sonic perception, and post-traumatic stress disorder.
The tunnel vision effect of alcohol myopia, which limits the attentional capacity of the drinker, causes individuals to focus on favorable and superficial characteristics of themselves.
However, because of the tunnel vision focus created by goal-setting theory, several studies have shown this motivational theory may not be applicable in all situations.