Eyewitness Testimony Anxiety
- Created by: BookWormGirl2001
- Created on: 03-05-19 10:01
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- Eyewitness Testimony Anxiety
- Main Infomation
- Creates physiological arousal
- Can revent us from paying attention
- Can lead to less accurate recall
- Can revent us from paying attention
- Weapon Focus
- Allows us to create high levels of anxiety to study
- Yerkes and Dodson Inverted U
- States arousal works in an inverted u shape
- Most accurate in a medium anxiety situation any more or less worsened the EWT
- States arousal works in an inverted u shape
- Creates physiological arousal
- Positive Impacts of Anxiety on EWT
- Triggers fight or flight response
- Increases alertness and reaction speed
- Can lead to improvement in memory and recall
- Increases alertness and reaction speed
- Illustrated by Yuille and Cutshall
- Triggers fight or flight response
- Johnson and Scott
- What done?
- Participants asked to pick out man from 50 photos
- Weapons focus experiment
- Man walks by a window with either a pen and ink on hand or a knife and blood
- What found?
- 49% correctly identified in low anxiety conditions
- 33% correctly identified in high anxiety conditions
- Tunnel Theory
- Attention is drawn to the weapon instead of the person because it causes anxiety
- What done?
- Christian and Hubinette
- What done?
- 110 participants witnessed a bank robbery
- Some were bystanders
- Some were directly threatened
- 110 participants witnessed a bank robbery
- What found?
- People with highest anxiety had more detailed accurate recall
- What done?
- Clifford and Scott
- What done?
- Witnessed violent attack on film
- What found?
- Recall was worse in the more violent than the less violent version
- What done?
- Deffenbacher
- There is an optimum point for anxiety where it increases recall
- After optimum point it starts to deteriorate
- Ethical issues must be considered
- Causing harm (anxiety) needs to have more benefits to outweigh the cost of harm
- Deception also sometimes occurs
- Real life natural studies are extremely valuable because of this issue
- The inverted-U can be argued to be reductionist
- Only account for the physiological aspects of anxiety
- There is an optimum point for anxiety where it increases recall
- Main Infomation
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