PSYC 2650 Lecture Notes - Lecture 4: Cocktail Party, Change Blindness, Frontal Lobe

• School: University of Guelph
• Department: Psychology
• Course: PSYC 2650
• Professor: Harvey Marmurek

Document Summary

Recent studies have documented a similar pattern with visual inputs. Sometimes unattended input does leak through and get noticed: words with some personal importance are often noticed. Cocktail party effect you are focused on one conversation but sometimes when you lose your focus, other peoples conversation momentarily slip in. Proposal that so(cid:373)eho(cid:449) (cid:455)ou (cid:271)lo(cid:272)k pro(cid:272)essi(cid:374)g of the i(cid:374)puts (cid:455)ou"re (cid:374)ot i(cid:374)terested i(cid:374) (cid:271)ut allow those that you are to pass. Not only do you block the processing of distractors, but you are also able to promote the processing of desired stimuli. Evidence suggests that perception involves some initiative and resources from yourself. Our (cid:374)or(cid:373)al a(cid:271)ilit(cid:455) to see (cid:449)hat"s arou(cid:374)d us, a(cid:374)d to (cid:373)ake use of (cid:449)hat (cid:449)e see, is dramatically diminished in the absence of attention. Mack and rock argue that there is no conscious perception without attention. Change blindness the o(cid:271)ser(cid:448)er"s i(cid:374)a(cid:271)ilit(cid:455) to dete(cid:272)t (cid:272)ha(cid:374)ges i(cid:374) s(cid:272)e(cid:374)es the(cid:455)"re looki(cid:374)g at directly.