Witness Credibility (SVA and Free Narrative Interview)
- Created by: poppy24463
- Created on: 14-05-20 12:07
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- Witness Credibility
- Deception
- fabrication of false information and concealment of true info
- Free Narrative Interview
- Qualitatively Richer
- Older Children = More Credible, Younger limited by ability
- Statement Validity Assessment
- (sva) assesses credibility
- STRUCTURE
- Case File Analysis
- Semi-structured Interview
- Criteria-Based Content Analysis (CBCA)
- Validity Checklist
- EVALUATION
- Low Ecological Validity (film, mock theft); significant differences in ratings of true/conflab, good inter-rater reliability
- Takes into account other factors and standardises CBCA
- Psychologicaland Interview Characteristics, Motivation, Investigative Questions
- EVALUATION
- more points = more truthful
- not suitable for court evidence - high error rate and disputed method
- cognitive (13) and motivational (18) factors influence scores (kohnken 2004; stellar and kohnken, 1989)
- GENERAL CHARACTERISTICS
- Logical Structure; Unstructured Production; Quantity of Details
- SPECIFIC CONTENTS
- Contextual Embedding; Interaction Descriptions; Conversation Reproduction; Unexpected Complications
- PECULIARITIES IN CONTENT
- Unusual Details; Superflous Details (not related to act); accurately reported details misunderstood; related external associations; accounts of subjective mental state; attribution of perpetrator's mental state
- MOTIVATION RELATED ELEMENTS
- Spontaneous Corrections; Admitting Lack of Memory; Raising Doubts about One's Own Testimony; Self-deprication; Pardoning the Perpetrator
- OFFENCE-SPECIFIC ELEMENTS
- Details Characteristics of Event
- Validity Checklist
- basis for CBCA, child's account of incident
- requires skills and knowledge
- difficult due to child's lack of verbal/ cognitive skills
- Criteria-Based Content Analysis (CBCA)
- info about child (age, ability, relationships to accused), nature of event, statements
- Semi-structured Interview
- Case File Analysis
- Deception
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