Jennifer Beaudry Lecturer PSS Eyewitness Identification Memory Data

Jennifer Beaudry, Lecturer (PSS) Eyewitness Identification Memory Data. Blitz 26. 04. 2013

Eyewitness Identification Memory Swinburne Overview - Background - Experiment: Impact of disguise - Future directions 2

Eyewitness Identification Memory Swinburne The Problem 306 DNA Exonerations Innocence Project, 2013 3

Swinburne Eyewitness Identification Memory Common Causes of Wrongful Convictions (First 225 cases) 200 77% 150 52% 100 50 16% 23% 0 Informants / Snitches Innocence Project, 2013 False Confessions / Admissions Unvalidated / Improper Forensics Eyewitness Misidentifications 4

Eyewitness Identification Memory Swinburne Factors Influencing Eyewitness Identification Memory System Variables - Lineup presentation - Lineup instructions - Lineup construction Estimator Variables - Exposure duration - Age of witness - Disguise 5

Swinburne Eyewitness Identification Memory Stocking Disguise (N = 91) None 1/3 2/3 Full 24 targets (6 per disguise level) Lineups: Target-present vs. Target-absent Mansour, Beaudry, et al. (2012) Law and Human Behavior. 6

Swinburne 7

Eyewitness Identification Memory Swinburne 24 -Trial Repeated Measures Design (N = 91) 8

Swinburne Eyewitness Identification Memory Toque & Sunglasses Disguise (N = 87) None Toque Sunglasses Toque & Sunglasses 24 targets (6 per disguise level) Lineups: Target-present vs. Target-absent Mansour, Beaudry, et al. (2012) Law and Human Behavior. 9

Swinburne Eyewitness Identification Memory Target-Present Lineups (Stocking) 100% 80% 60% None Foil 40% Target 20% 0% None 1/3 2/3 Full 10

Swinburne Eyewitness Identification Memory Target-Present Lineups (Toque & Sunglasses) 100% 80% 60% None Foil 40% Target 20% 0% None Toque Sunglasses Both 11

Swinburne Eyewitness Identification Memory Correct Identifications from Target-Present Lineups Correct Identifications (%) 100 80 60 Stocking 40 Toque/Glasses 20 0 None 1/3 Toque 2/3 Sunglasses Full Both 12

Eyewitness Identification Memory Swinburne Future Directions Disguise and… - Role of metacognitions? - Jurors’ perceptions? 13

Eyewitness Identification Memory Acknowledgements: Jamal Mansour, Michelle Bertrand, Natalie Kalmet, Elisabeth Melsom, Rod Lindsay jbeaudry@swin. edu. au #410 -09 -2674

Swinburne Eyewitness Identification Memory False Identifications from Target-Absent Lineups False Identifications (%) 100 80 60 Stocking 40 Toque/Glasses 20 0 None 1/3 Toque 2/3 Sunglasses Full 15