PSY 1001 1nd Edition Lecture 15 Outline of Last Lecture I What is consciousness a 2 aspects b Freud c Modern views d Altered states II What are we aware of a Attention b The fate of the unattended Outline of Current Lecture I What are we aware of a Attention i Multitasking ii Good or bad II Take home III Memory is Incredible a Memory mysteries IV Memory processes a Encoding b Storage c Retrieval V Sensory memory VI Short term working memory Current Lecture I What are we aware of a Attention i Multitasking 1 Dual task interference even happens for highly practiced simple tasks 2 Multitaskers do worse at task switching ii Good or bad 1 What about hands free 2 What about talking to my passenger These notes represent a detailed interpretation of the professor s lecture GradeBuddy is best used as a supplement to your own notes not as a substitute a Our attention allows for incredible feats and modulates our memories but our attentional capabilities have limited capacity and filter II III IV V VI Take home a Attention is the gateway to consciousness b Attention is like a limited attentional spotlight c Stay off your phone while driving Memory is Incredible a Memory Mysteries i Scott Hagwood 1 Mediocre student reserved personality but has incredible memory ii Marilu Henner 1 Remember every detail from every day of her life superautobiographical memory iii Sudden shock 1 Assume that memory is integrated we categorize things 2 Big event in life comes back and acts like self at younger age iv We are our memories memories define our past and give us a sense of identity Memory processes a Encoding i When sensory intake occurs turn it into neuronal activity b Storage i A framework Modal model 3 part memory storage system 1 Sensory memory short term memory Long term memory 2 See slides on ICON c Retrieval Sensory Memory a Sensory storage storage system that very briefly holds a vast amount of info from the 5 senses close to their original sensory formats b Function creates perceptual continuity for the world around us c Encoding for storage in the sense it is experienced e x visual auditory taste smell and touch d Duration of storage up to a few seconds depending on the sense e Capacity of storage vast due to huge amount of sensory input f 5 types of sensory storage 1 for each sensory sytem i By maintaining a large amount of info for a fraction of a second sensory storage enables us to experience the world as a continuous stream of information rather than discrete sensations Short Term Working Memory a Rehearsing is a good way to get something to stay in short term memory b Short term storage need to pay attention c Function maintains info for immediate use d Encoding for storage primarily auditory visual semantic duration of storage about 20 seconds indefinite with working memory manipulation of items e About 7 items plus or minus 2 using working memory aids in capacity f Duration how long does it take g Study Peterson Peterson 1959 Rehearsing h Decay items fade after 18 20 seconds without rehearsal i Interference new items bump old items j Working memory part of short term memory k Increasing your short term memory i Chunking by using your working memory you can reduce 21 items into 8 chunks 1 Depends on previous experience 2 If it depends on experience can you practice chunking in STM to improve your memory yes