Cognitive interview Flashcards
(11 cards)
Who conducted research on the effectiveness of cognitive interview?
Kohnken et al
Kohnken et al conduced a meta analysis on…
50 studies
What did Kohnken et al find?
The cognitive interview had a 41% increase in correct information compared to the standard interview
How does Kohnken et al’s study support the Cognitive interview?
It supports that the cog interview is an effective technique in improving the accuracy of EWT as it helps access memory thats not easy accessible
What is a counter point to Kohnken et al’s study
They also found a 61% increase in incorrect information recalled
What does Kohnken also suggest about the cognitive interview?
They also suggests that more information is remembered but often more incorrect items are also recalled. This is a false positive
What could an increase in incorrect information lead to?
It could lead to false imprisonments and wasting police time
Who conducted research that concluded that not all techniques in the cognitive interview are equally effective?
Milne and Bull
What did Milne and Bull find when each of the four techniques were used alone?
He found that all four techniques used alone were more effective than the standard interview
What did Milne and Bull also find?
They also found that a combination of report everything and context reinstatement produced better recall
Why is Milne and Bull’s study a weakness?
It may mean that if the cog interview is not used effectively, only certain aspects are useful in producing accurate recall
