Duration - Each student trialled 8 times, give 3 consonant syllable (trigram)e.g TGR, then given 3 digit number to count backward from in threes and stop at different amounts of time ranging from 3-18 seconds. STM has duration of 18 seconds
Anxiety created psychological arousal, so prevents us from paying attention to important cues to recall is worse. 2 conditions emerge holding pen covered in grease 49% identify and paperknife covered in blood 33%
Questioned 58 real witnesses to bank robberies in Sweden 4-15 months after. 75% accurate. Shows people are good at remembering highly stressful events in real life.
Misleading info - Showed 45 uni students car crashes and asked to estimate speed using words like bumped, hit, smashed. Leading questions affect recall.
Cognitive interview - Combine data from 55 studies comparing cognitive interview with standard interview. CI average 41% increase in accurate info compares with the SI. CI effective in helping recall.