Outline and evaluate the effect of anxiety on eyewitness testimony AO1 AO2 Yerkes Dodson law – states that there is an optimum level of anxiety for accurate eyewitness testimony. I.e. People who are not at all stressed‚ and people who are very stressed will be less accurate eyewitnesses that those who are under a moderate amount of stress. Loftus carried out a study of the ‘Weapon effect’. She set up two conditions of the experiment. In both conditions‚ participants heard a discussion in the
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Dec 1862; Eyewitness Testimony of Union Physician Louis Steiner‚ Dr. Lewis Steiner‚ Chief Inspector of the United States Sanitary Commission‚ observed General Stonewall Jackson’s occupation of Frederick‚ Maryland‚ in 1862. He wrote: Over 3‚000 Negroes must be included in this number of Confederate troops). These were clad in all kinds of uniforms‚ not only in cast-off or captured United States uniforms‚ but in coats with Southern buttons‚ State buttons‚ etc. Most of the Negroes had arms‚ rifles‚
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One study of eyewitness testimony (EWT) was by Loftus and Palmer. Their aim was to see whether asking leading questions had any effect on recall. The method used was a laboratory experiment and had two parts to it. The first was showing participants (Ppts) 7 films of car accidents. Participants were then asked questions‚ including “How fast were the cars travelling when they **** each other?” The asterisks were then replaced with a different verb‚ including “smashed” and “hit.” The second part
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From Fraser’s talking‚ I strongly agree his concern about the eyewitness identification testimony. I agree with Fraser that eyewitness testimonies are not reliable in some cases because “eyewitness testimony can be critiqued on several grounds‚ having impaired perception‚ having impaired memory‚ having inconsistent testimony‚ having bias or prejudice‚ and not having a reputation for telling the truth.” Even eyewitness testimony from honest people can sent innocent people in jail. Therefore‚ even
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comparing textbooks and material that I have learned from both classes. Most recently‚ I have conducted research on the validity of eyewitness testimonies and the cognitive psychology behind it. I also had the opportunity to interview Dr. Robert Belli‚ a professor at UNL that focuses most of his research on factors that affect the reliability of eyewitness testimonies such as the misinformation effect and recovered memory. When considering all the problems that are associated with human memory it
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Eyewitness testimony Eyewitness testimony can play a big part in criminal court cases. Whether or not a person is convicted of a crime can come down to the reliability of an eyewitness and how confidently he or she conveys testimony to a jury. The problem is these eyewitness accounts aren’t always accurate. The Innocence Project is a non-profit team of attorneys and law students that re-examines questionable murder convictions with the hope of using DNA evidence to overturn the sentences of defendents
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Eyewitness Testimony: Effects of Gender on Memory Recall Georgia College and State University Abstract Eyewitness testimony is a frequently used tool in the judicial system. Although studies have shown that eyewitness testimony is not always accurate due to the many different factors that affect our everyday memory‚ this study focused on gender being a factor in memory recall. Male and female participants were shown a video of a crime that was taking place. Participants watched a video
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Interval on the Confidence–Accuracy Relationship for Eyewitness Identification James Sauer Æ Neil Brewer Æ Tick Zweck Æ Nathan Weber Published online: 22 July 2009 Ó American Psychology-Law Society/Division 41 of the American Psychological Association 2009 Abstract Recent research using a calibration approach indicates that eyewitness confidence assessments obtained immediately after a positive identification decision provide a useful guide as to the likely accuracy of the identification. This
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Effect of anxiety in eye witness testimony Eyewitness Testimony refers to witnesses who are asked to give testimonies in court to particular crimes. Anxiety is amongst several other factors that can affect the accuracy of EWT. Depending on the anxiety level a witness has experienced‚ their recall level can either be more or less accurate. Loftus 1979‚ investigated the effect of anxiety on eye witness testimony accuracy. She asked participants to sit outside a laboratory where they thought they
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The fallibility of Eyewitness Identification and Testimony INTRODUCTION: Eyewitness identification and testimonies are relied on heavily by the criminal justice system to help with investigation and prosecution of crimes and criminals. Due to the increase in the use of eyewitness identification psychologist began studying the results more efficiently to gain a clearer understanding of the risks it holds.. A scientific literature on this specific topic was created and highlighted the issues that
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