Lineup Instructions
This instruction tells the witness the perpetrator may or may not be present
What is the "may/not" instruction?
The extent to which a suspect stands out in a lineup
What is bias?
When the administrator doesn't know who the suspect is
What is double-blind administration?
Lineup type where all members are shown at once
What is simultaneous?
The date SB-923 took effect in California
What is 1/1/2020?
This type of instruction increases misidentification risk
What are biased instructions?
This technique picks fillers based on similarity to the suspect; used in 80% of lineups
What is Match-to-Suspect (MTS)?
Feedback that confirms a witness's pick and inflates confidence
Feedback that confirms a witness's pick and inflates confidence
Lineup type where members are shown one at a time
What is sequential?
Under SB-923, this many suspects may be in a single lineup
What is one?
This type of instruction, despite good intentions, may increase false IDs due to a decision-criterion shift
What are appearance change instructions?
This technique picks fillers based on the witness's description; the recommended method
What is Match-to-Description (MTD)?
This type of witness (accurate/inaccurate) is more susceptible to post-ID feedback
What are inaccurate witnesses?
More recent research suggests this method may actually be superior overall
What is simultaneous?
This must be obtained from the witness immediately upon ID, before revealing any info about the person
What is a confidence statement?