Psychology Memory

• Sensory register has a limited capacity to hold information for only a few seconds.
• The case study of HM supports the idea that there are different types of long-term memory as he could not form new explicit memories, yet his implicit memory was intact
• Episodic memory stores personal experiences while semantic memory stores general knowledge about the world
• Procedural memory involves learning how to do something without being aware of it
• Buckner and Peterson (1996) argued that the semantic memory was located in the left prefrontal cortex and the episodic memory was located in the right prefrontal cortex
• Bahrick et Al (1975) conducted the year book study and found participants 15years after graduation had a 90% accurate recall of names and faces and 60% accurate free recall.
• Leading questions are questions that are designed to get a certain answer from the respondent.
• The findings of loftus and palmer‘s car study was that the verb smashed produced the highest estimate speed of 40.5 mph whereas contacted produced the lowest estimate speed of 31.8 mph
• Retrieval theory is when we don’t have the necessary cues to access memory
• Cognitive interview technique is an effective way of improving eyewitness testimony as it encourages witnesses to think about their memories in different ways, which can improve accuracy by up to 20%.
• The cognitive interview technique has been criticised because it may encourage people to make false memories or change what they remember due to leading questions
• Retroactive interference is when new information interferes with old information.
• Proactive interference is when old information interferes with new information.
• Atkinson and shiffrin devised the multi store model of memory which included the sensory register, the short term memory, the long term memory
• Baddley and hitch created the working memory model
• Millers magic number is 7+/- 2