Verifiability on the run: an experimental study on the verifiability approach to malingered symptoms

被引:8
作者
Boskovic, Irena [1 ,2 ]
Gallardo, Claudia Tejada [1 ]
Vrij, Aldert [2 ]
Hope, Lorraine [2 ]
Merckelbach, Harald [1 ]
机构
[1] Maastricht Univ, Forens Psychol Sect, POB 616, NL-6200 MD Maastricht, Netherlands
[2] Portsmouth Univ, Dept Psychol, Portsmouth, Hants, England
关键词
deception detection; malingering; symptoms; verifiability approach; LIARS STRATEGIES; TRUTH;
D O I
10.1080/13218719.2018.1483272
中图分类号
DF [法律]; D9 [法律];
学科分类号
0301 ;
摘要
Several studies on the verifiability approach found that truth-tellers report more verifiable details than liars. Therefore, we wanted to test whether such a difference would emerge in the context of malingered symptoms. We obtained statements from undergraduates (N = 53) who had been allocated to three different conditions: truth-tellers, coached malingerers and naive malingerers. Truth-tellers carried out an intensive physical exercise and after a short interval wrote a report about their experience and elicited symptoms. The two malingering groups had to fabricate a story about the physical activity and its symptoms. Truth-tellers did not generate more verifiable details than malingerers. However, malingerers reported more non-verifiable details than truth-tellers. Coached and naive malingerers did not differ in this respect. Relative to truth-tellers, naive malingerers reported more symptoms-related non-verifiable details, while coached malingerers reported more exercise-related non-verifiable details. Focusing on non-verifiable details may inform the detection of malingered symptoms.
引用
收藏
页码:65 / 76
页数:12
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