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Elizabeth F. Loftus Eyewitness Testimony

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Jouse valencia

on 5 December 2013

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Transcript of Elizabeth F. Loftus Eyewitness Testimony

Elizabeth F. Loftus: Eyewitness Testimony
Procedure of a Experiment
Forty-five students formed an opportunity sample.
Shown 5-10 seconds videos of a car accident(A collision between two cars).
Asked specific questions about what they had seen.
What she going to research
How subsequent information can affect an eyewitness's account of an event.
Altering memory by simply changing the formatting of questioning.
Her Hypothesis
She set out how subsequent information can affect an eyewitness's account an event.

Looking forward in the future
Reconstruction occurs and usually people do not recall the original event perfectly and pre-suppositions may be unintentionally included during questioning of eyewitnesses.
Criticism on Experiment
Lacking realism
Proves unethical by other psychologist.
Her thoughts about the experiment
Eye witness testimonies are often unreliable and false testimonies can be triggered in up to 25 percent of people.
Experiment has important implications for the question used in police interviews of eyewitnesses (criminal justice).

The subject who attended an event and then received false details develop distorted memories
APA Code of Ethics
Elizabeth Loftus did go along with the APA Code of Ethics for this experiment.
Thoughts of other psychologist
Help them understand how the brain works in the process of memories into creating false memories
Born, Colleen. "Elizabeth Loftus." Psychology History. Muskingum, Apr.-May 1997. Web. 16 Sept. 2013.
"Elizabeth Loftus." PBS. PBS, n.d. Web. Sept. 2013.
McLeod, Saul. "Loftus and Palmer." - Simply Psychology. Simply Psychology, 2010. Web. 04 Oct. 2013.
Geroge, Alison. "Can You Tell a False Memory From a True One?" Slate Magazine. New Scentist, Aug.-Sept. 2013. Web. Sept. 2013.
Jacobs, Elizabeth. "TED Blog." TED Blog Elizabeth Loftus on Embedding False Memories in USsoldiers Comments. TED, 23 Sept. 2012. Web. 28 Sept. 2013.
Engelhardt, Laura. "The Problem With Eyewitness Testimony." The Problem With Eyewitness Testimony. Stanford Journal of Legal Studies, 5 Apr. 1999. Web. 01
Torgovnick, Kate. "TED Blog." TED Blog The Fiction of Memory Elizabeth Loftus at TEDGlobal2013 Comments. TED, 11 June 2013. Web. 28 Sept. 2013.
"Elizabeth Loftus and Eye Witness Testimony." BBC News. BBC, 17 Apr. 2011. Web. 02 Oct. 2013.
"My Blog." My Blog. WordPress, n.d. Web. 01 Oct. 2013.
Inside the Experiment
9 students were asked the same question with slighty different wording.
"About how fast were the car going when they (hit/smashed/colllided/bumped/contracted) each other ?"
Results of the experiment
They were asked "Did you see any broken glass?" There was no broken glass in the slides.
Results of the experiment proved Loftus's hypothesis truthful.
Research can help other people
court cases
justice system
Full transcript