Learning that has persisted over time; it is information that has been acquired, stored, and can be...
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Transcript of Learning that has persisted over time; it is information that has been acquired, stored, and can be...
Learning that has persisted over time; it is information that has been acquired, stored, and can be retrieved.
Outdated, but still a useful starting point
Iconic—250 milliseconds
Echoic—2 seconds Tactile Taste Olfaction
Holds sensory information in the raw, unprocessed form
If we attend to it, it is encoded in short-term memory
Uncertain conclusions—• verbal information • an image• others believe it is
something more abstract Rule of 7 Info is gone in 30-60
seconds if not attended to.
Connection b/w sensory and LTM
“Sometimes google replaces rehearsal”
Memory occurs in the synapse via neural connections
LTP—Long term potentiation
Hippocampus
Automatic processing• Describe your day so
far…• Parallel processing• Implicit memories (non-
declarative)• Meditation
Effortful processing• Explicit memories
(declarative) • What you do all of the
time for school
Parallel processing—dejavu (theory)
Working memory getting mixed up w/ automatic processing
• Chunking• Spacing Effect• Testing Effect—
practice recall• Serial Position Effect
Primacy effect Recency effect
• Mnemonic devices Peg word system Roy G. Biv Hierarchies (i.e. text
structures )
Semantic encoding Personal
connection Shallow = writing
things down w/out thinking about them
Demonstration #1• Two groups• Whatever group remembers the most words
wins.
Demonstration #2• Remember the list of words in order• Two rounds
Rehearsal—Verbal • Best for phone #s,
passwords, SS #s, learning alphabet, etc…
Elaboration—visual (or otherwise) • connection to
something you already know
1) Relatively permanent
2) Assumed to be unlimited
3) Contains different types of memories
1) Explicit (Declarative)• Semantic—meaning• Episodic—personal
Write an example of each memory in your notes
2) Implicit—unaware of retrieval (nondeclarative) • Procedural--(i.e.,
riding a bike, tying shoes, etc…)
• Emotional—love, hate, fear, anxiety, etc…
Hippocampus /Frontal Lobe= explicit/declarative
Cerebellum/basal ganlia /Amygdala= implicit/ nondeclarative
Figure 32.5 in text
ANTEROGRADE AMNESIA RETROGRADE AMNESIA
Inability to transfer new information from short-term into long term
Clive Wearing
50 First Dates Memento
Inability to retrieve information that was acquired before a particular date, usually the date of an injury or operation
Bourne movies The Vow
Recall Recognition Relearning—
Ebbinghaus Priming—
unconscious associations
ENCODING SPECIFICITY PRINCIPLE
Context matters! State dependent
memory This is why you stare at
me while taking a test sometimes
Don’t study in your bed!!!!!
Method of Loci— “mental walk”
1) Transience • Proactive interference—when information learned earlier impairs memory for information acquired later.
•Retroactive interference—when information learned later impairs memory for information acquired earlier
•P: proactive•O: old•R: retroactive•N: new
2) Absentmindedness—lapse of attention results in memory failure
3) Blocking—failure to retrieve information that is
available—tip of the tongue phenomenon
“it starts with…”
4) Memory misattribution—assigning a recollection or an idea to the wrong
source, aka…source amnesia
false memories
Try to remember as many as you can of list of words I read aloud to you.
#5) Suggestibility—the tendency to incorporate misleading information from
external sources into personal recollections
false memories 1992: El AL cargo Plane, Amsterdam New Jersey SC Elizabeth Loftus—TED Eyewitness Testimony
#6) Bias—distortion of memories due to present knowledge/beliefs/feelings
We remember the good and forget the bad
We like to think of ourselves as consistent so we diminish the memory of change in ourselves—cognitive dissonance
Confirmation Bias
#7) Persistence—the intrusive recollection of events that we wish we could forget, usually
tied to a heightened level of emotion
Embarrassing Moments
Flashbulb Memories
Alfred Adler• Present determines
past• What is your earliest
memory—write it down or draw it in detail…
Are memories based on present mood and situation?
Autobiographical Memory
What does it mean to lose your memory? Are you still the same person to yourself and to others? Do you still have your identity?