PSY393H5 Lecture Notes - Lecture 5: Visual Cortex, 18 Months, Saccade
Document Summary
It is the taking possession by the mind in clear + vivid form of one out of what seem several simultaneous objects or trains of thought" james, 1890: william james (1842 - 1910), constantly bombarding with stimuli + attention determines what we attend to. Why do we need attention: selection of. Stimuli/information: responses/behavior, need for attention increases with increasing sensory + motor capacity. Different types of attention: one of most obvious ways to split up attention: automatic vs conscious attention, automatic, occurs w/out awareness, doesn"t interfere w/ other tasks, not very demanding, bottom up, driven by external stimuli/data driven, ex. Stopping at red light: don"t need to put a lot of attention towards, conscious, top down processing, conceptually (cognitively) driven focusing, relies on info in memory. Searching for a street name: actively trying to find a street name - actively attending to environment + where going + where making that turn, test of conscious + automatic attention: ann treisman.
