Open Access. Powered by Scholars. Published by Universities.®
Articles 1 - 2 of 2
Full-Text Articles in Criminology
Eyewitness Recall And Identification Accuracy: Effects Of Stress In An Extreme Haunt And A Haunted House, William Blake Ridgway
Eyewitness Recall And Identification Accuracy: Effects Of Stress In An Extreme Haunt And A Haunted House, William Blake Ridgway
UNLV Theses, Dissertations, Professional Papers, and Capstones
The impact of stress on eyewitness recall and identification accuracy has been studied extensively but with somewhat inconsistent results. Understanding the effects of stress are important if they are to be generalized to victims or witnesses of real crimes. This study consisted of two experiments that used an extreme haunt and a haunted house to examine attendees’ ability to recall details of and identify actors encountered, as a function of state anxiety and in the context of Deffenbacher’s (1994) catastrophe model of memory performance under anxiety. The results showed that physiological (i.e., heart rate) and psychological (i.e., State Anxiety Inventory) …
Fitting Eyewitness Identification And Confidence To A Diffusion Model Of Processing, Brittany Nicole Race
Fitting Eyewitness Identification And Confidence To A Diffusion Model Of Processing, Brittany Nicole Race
Graduate Theses and Dissertations
It is necessary to better serve justice to understand the mechanisms behind eyewitness identification and reports of confidence. The material contained within attempt to fit eyewitness identification to a diffusion model of processing, RTCON (Ratcliff & Starns, 2009). Participants saw eight mock crime videos and were then tasked with using eight showups or eight lineups to identify the suspects within the video. Half of the presentations were target present and half were target absent. Additionally, participants were either presented with biased or unbiased instructions. Strangely, unbiased lineups led to higher hit rates which is contrary to most findings in the …