The source of the truth bias: Heuristic processing?

[EN]People believe others are telling the truth more often than they actually are, called the truth bias. Surprisingly, when a speaker is judged at multiple points across their statement the truth bias declines. Previous claims argue this is evidence of a shift from (biased) heuristic processing to...

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Detalles Bibliográficos
Autores: Street, Chris N.H., Masip Pallejá, Jaume
Tipo de recurso: artículo
Estado:Versión publicada
Fecha de publicación:2015
País:España
Institución:Universidad de Salamanca (USAL)
Repositorio:GREDOS. Repositorio Institucional de la Universidad de Salamanca
OAI Identifier:oai:gredos.usal.es:10366/159755
Acceso en línea:http://hdl.handle.net/10366/159755
Access Level:acceso abierto
Palabra clave:Dual-process theory
Deception detection
Truth bias
Heuristic processing
Consistency
Smart lie detector
Descripción
Sumario:[EN]People believe others are telling the truth more often than they actually are, called the truth bias. Surprisingly, when a speaker is judged at multiple points across their statement the truth bias declines. Previous claims argue this is evidence of a shift from (biased) heuristic processing to (reasoned) analytical processing. In four experiments we contrast the heuristic-analytic model (HAM) with alternative accounts. In Experiment 1, the decrease in truth responding was not the result of speakers appearing more deceptive, but was instead attributable to the rater’s processing style. Yet contrary to HAMs, across three experiments we found the decline in bias was not related to the amount of processing time available (Experiment 1-3) or the communication channel (Experiment 2). In Experiment 4 we find support for a new account: that the bias reflects whether raters perceive the statement to be internally consistent.