Polygraphs and Reconstructive Memory Essays
A lie detector is an electronic device that records an individual’s physiological arousal when asked yes or no questions. There are two types of questions that the examiner will ask the individual in order to measure the individual’s arousal. The first types of questions are questions relevant to the crime being investigated. The second types of questions are called control questions. These questions are unrelated to the crime. Asking these questions allows the examiner to determine if the individual shows more physiological arousal when asked questions relating to the crime rather than questions that are …show more content…
2) Summarize the theory of reconstructive memory as it relates to eyewitness testimony. What does the research suggest about the use of such testimony from children?
Elizabeth Loftus developed the reconstructive memory theory. According to this theory eyewitness testimonies are sometimes inaccurate due to reconstruction of the memory (Kassin, Fein & Markus, 2010). Loftus explains that when individuals witness an event the information is incorporated into the brain with old and new information. When this information is incorporated with the individual’s personal experiences, intentions and self-perception the result is distorted memory of the actual event. Loftus goes on to explain