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15. Assessing The Competency Of Child Witnesses: Best Practice Informed By Psychology And Law., Thomas D. Lyon
15. Assessing The Competency Of Child Witnesses: Best Practice Informed By Psychology And Law., Thomas D. Lyon
Thomas D. Lyon
Truth-lie competency, which concerns the child's understanding of the difference between truth and lies and the importance of telling the truth, can be demonstrated by asking the child whether simple statements are the truth, and by asking the child to promise to tell the truth. Tests of children's truth-lie competency do not predict honesty, but eliciting a child's promise to tell the truth does increase honesty.