PSY 240 Lecture Notes - Lecture 16: Psy, Yield Sign, Elizabeth Loftus
12 Apr 2018
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Wit(cid:374)ess"s per(cid:272)eptio(cid:374) at the ti(cid:373)e of the e(cid:448)e(cid:374)t. Stress of witnessing event increases arousal and negative emotions. Attention narrowed on central features of event. Weapon-fo(cid:272)us effe(cid:272)t: (cid:455)ou"re less likel(cid:455) to re(cid:373)e(cid:373)(cid:271)er (cid:449)hat the perso(cid:374) looked like if a weapon was involved in the crime. Focused their eyes more on the weapon. Memory for faces and events declines over time. Memory can be distorted by post-event information. Info learned after an event becomes integrated into memory. Elizabeth loftus (smashed vs. contact) and (yield vs. stop sign) Eyewitness memories are vulnerable to distortion from post-event info. Iv: misled (insinuated yield sign was present), not misled (no mention of yield sign) 41% of misled participants reported a yield sign. Incorporate information into a memory that has been given afterward. False memories can be created through repetition, misinformation and leading. Planted false memories of being lost in a mall as a kid.
