Taylor and Fiske (1975) arranged two people facing each other having a conversation, with other people sat in a circle around them. Afterwards, they asked the people from the circle to attribute cause for several incidents. The people attributed more to the people whose faces they could see better.
Job Description: Transportation Security Screener duties include providing frontline security and protection of travelers, airports and airplanes by identifying dangerous objects in baggage and on passengers.
A screen may be the monitor of a self-contained personal computer, or it may be part of a terminal that is one of many terminals attached to a large computer. A terminal consists of an input device, an output device, and a communications link to the main computer.