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Psychology Blog - Page 2
Showing articles with label Memory.
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morgan_ratner
Macmillan Employee
05-05-2017
12:23 PM
Macmillan Learning is proud to announce that Psychology 4e and Introducing Psychology 3e author Daniel L. Schacter (Harvard University) will be receiving the William James Fellow Award at the Association for Psychological Science Annual Convention in Boston. The William James Fellow award recognizes individuals who have used their professional careers to make profound contributions to the science of psychology. The groundbreaking work Schacter has done over the past 35 years on the triumphs and failures of memory has exhibited the very nature of memory. Schacter has aptly titled his award “Adaptive Constructive Processes in Memory and Imagination,” as he has explored how memory works as a cognitive “virtual reality simulator” by taking past events as a way of imaging the future. Attending APS in Boston this May? Join us on Friday May 26 at 4:15pm at the Worth Publishers/Macmillan Learning booth, #410 to congratulate Schacter on his achievements. Coffee and refreshments will be served.
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david_myers
Author
03-10-2017
07:20 AM
If the hardiest weed in our cognitive neuroscience garden is that “we only use 10 percent of our brains,” the next hardiest weed is this myth: “All our past experience is ‘in there’ and potentially retrievable by hypnosis or brain stimulation.” I could almost believe this, after marveling at my aging mother-in-law, a retired pianist and organist. At age 88, her blind eyes could no longer read music. But sitting at a keyboard, she could flawlessly play hundreds of hymns, even ones she had not thought of for 20 years. How and where did her brain store those myriad notes? For a time, some surgeons and memory researchers marveled at patients’ apparently vivid memories triggered by brain stimulation during surgery. Did this prove that our whole past, not just well-practiced music, is “in there,” in complete detail, just waiting to be relived? That’s what neurosurgeon Ben Carson presumed in this 2013 tweet: And that’s what he said again on March 6 th in his first speech as Secretary of the U.S. Department of Housing and Urban Development: “I could take the oldest person here, make a hole right here on the side of the head, and put some depth electrodes into their hippocampus and stimulate, and they would be able to recite back to you verbatim a book they read 60 years ago. It’s all there; it doesn’t go away.” Alas, everything is wrong about this. Our flawed memories, as every introductory psychology student learns, are constructions that incorporate both our past and recent experiences. Moreover, the hippocampus, while a vital part of our memory processing, is not a long-term computer memory stick. And about those brain-stimulated memory flashbacks . . . . As Elizabeth Loftus has reported, they appear invented, not a vivid reliving of long-forgotten experiences. But our memory imperfections have a silver lining. As Williams James wrote in Principles of Psychology, “If we remembered everything, we should on most occasions be as ill off as if we remembered nothing.” To discard the clutter of useless or out-of-date information—where we parked the car yesterday or our old phone number—is surely a blessing. So be glad that neurosurgeon Ben Carson, who knows a lot, is wrong about memory.
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sue_frantz
Expert
02-25-2017
09:40 AM
Last month (January 2017), the U.S. Department of Justice (DoJ) issued a memo to law enforcement and prosecutors. The subject of the memo was “Eyewitness Identification: Procedures for Conducting Photo Arrays.” The DoJ’s last document that dealt with photo arrays was released in 1999. The authors of this memo acknowledge that a lot of research on eyewitness identification has happened since then, and that it was time to incorporate that research into new guidelines. The information provided in this document would make a nice addition to your coverage of memory in Intro Psych. It’s a wonderful example of how psychological research can be applied in real-world settings, and in this case, where people’s lives are at stake. The DoJ recommends that the police officer who is showing the eyewitness photographs of potential perpetrators be blind to the suspect. In other words, the police officer who is showing the photographs has no idea who his/her fellow police officers suspect is the perpetrator. This is for the same reasons researchers are blind to conditions – to avoid unintentionally cuing the eyewitness/research participant. If it’s a small police department, they might not have someone available to show the photographs who does not know who the suspect is. In that case, the DoJ recommends that the officer be “blinded,” where the officer doesn’t know which photograph the eyewitness is looking at any given time. Even better, the DoJ suggests having the photographs presented on a computer screen so no one else needs to be present. Another DoJ recommendation is that eyewitnesses, after identifying a photograph as that of the perpetrator, make a rating of confidence in their own words. “[N]ew research finds that a witness’s confidence at the time of an initial identification is a reliable indicator of accuracy.” Ask students, given what they now know about memory construction, what they would think if they were on a jury and the witness’s confidence at initial identification was very low but when on the witness stand during the trial was very high. Whatever procedures a law enforcement department uses, the DoJ recommends video recording the process. That’s the best proof that the eyewitness’ memory was not inadvertently (or intentionally) contaminated. If time allows, after discussing memory but before discussing the guidelines yourself, invite students to create them. With students working in small groups, ask students to create recommendations to law enforcement regarding the showing of suspect photographs to eyewitnesses. What recommendations do students have for how the photos should be displayed and what the officer showing the photographs should do or not do? After discussion dies down, ask volunteers to share the recommendations from their groups with rationales. And then highlight for students some of the DoJ recommendations.
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david_myers
Author
10-04-2016
07:31 AM
Originally posted on August 2, 2016. News flash . . . from the current New Yorker (July 24, 2016), Wall Street Journal (July 25, 2016), and Time (August 8, 2016) . . . “In the most rigorous study to date, researchers pitted different types of cognitive training head-to-head and concluded that one strategy in particular—a kind of computerized brain training that helps the mind to process information more quickly—can significantly lower rates of cognitive decline and dementia.” So impressed is Time (from which those words come) that it promotes, at the article’s conclusion, a smartphone app available for $96 annually that the researcher recommends “for everyone over 50. . . . There’s now evidence that this type of training has multiple benefits, the risk is minimal, and it’s not even expensive.” Money can’t buy advertising that credible-seeming. And the study is, indeed, impressive-sounding. It reportedly trained nearly 3000 people for five weeks and then followed them for 10 years. But is this a case of premature hyping of research (via a University of South Florida press release)? Other prominent researchers with whom I have corresponded raise two caution flags. First, a 2014 scientific consensus statement found “no compelling scientific evidence” that brain games can reduce or reverse cognitive decline and warned against “exaggerated and misleading claims.” Researcher Zach Hambrick summarizes: “Play a video game and you’ll get better at that video game, and maybe at very similar video games,” but not at driving a car or filling out your tax return. What is more, new research reviews—here and forthcoming in Psychological Science in the Public Interest (“Do ‘Brain Training’ Programs Work?”)—confirm that brain training appears not to produce any lasting, meaningful change apart from the training task. Second, the newly reported findings, though presented at a convention, have not yet been published. As the New Yorker writer acknowledged, the “findings may not stand up to peer review, or they may turn out to be a fluke that cannot be replicated by others. Perhaps her central conclusion—that a dozen hours of training cuts the risk of dementia nearly in half, ten years later—will have to be walked back.” With this level of publicity (including other outlets) there’s no easy walking back the public message. Will this big new study point us toward a brain-training program that does work? Stay tuned. And until such evidence is published and replicated, I’d suggest that we psychological educators not over promise.
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sue_frantz
Expert
09-08-2016
10:47 AM
Years ago, as a young instructor, I didn’t have the tools to help my struggling students who came to my office for studying advice. I had a clear idea of what “studying” was since I had done it for so long, but I don’t know if it’s that I couldn’t put words to what I did to study or if I assumed that everyone did the same thing when “studying,” and that if that didn’t work, I didn’t know what would. In any case, over time, I got better at my advice – test yourself, space out your studying, for example. One term I had a student who earned a perfect score on an exam. Students in the class knew somebody did, and they asked who it was. I said I couldn’t reveal the person’s name, but that person can if so desired. My perfect-score student immediately said, “I did! And I’m proud of it.” The other students began peppering her with some version of “How did you do it!” She explained that she spent time every day on the class. She read the textbook, took notes, merged her textbook notes with her class notes, thought of examples, tested herself over what she was learning. Students started exclaiming, “Oh! I don’t want to do all of that!” Her response? “Then you don’t get an A.” Learning is hard work. There’s no way around it. For students who are willing and able to put in the hard work, I want them to use effective, research-based study techniques. Unfortunately, students may not know what those research-based study techniques are. Some of the techniques students use may be a complete waste of time. Gurung, Weidert, and Jeske (2010) asked 120 students to complete a questionnaire on 35 different study behaviors. The behaviors that correlated positively with the students’ final exam scores: “attended every class,” “answered every question in the study guide,” “used practice exams to study,” and “was able to explain a problem or phenomenon using the material.” Behaviors that correlated negatively with exam scores: “after class, I looked over my notes to check for and fill in missing information,” “highlighted the most important information in each chapter to review later,” “reviewed the chapter after the lecture on that topic,” “asked… a classmate/friend to explain material I didn’t understand,” and “asked the professor or TAs for additional materials.” Interestingly, when they looked at just the top half of exam performers, only one correlation remained. Those who reported highlighting as a study strategy scored lower than those who did not. Highlighting is easy to do – it’s too easy to do. It doesn’t require deep processing; it’s a very shallow process. But at the end, with words highlighted, it’s easy to fool oneself into thinking studying was accomplished. Highlighting is really just coloring – and there are reasons coloring is relaxing: it takes little to no cognitive effort. Now, how about some advice on how to study? Yana Weinstein (UMass Lowell) and Megan Smith (Rhode Island College) of the LearningScientists.org blog have created a wonderful set of posters (slides and sticker templates) to help students learn how to study better. The strategies: spaced practice, retrieval practice, elaboration, interleaving, concrete examples, and dual coding. Side note: I love the use of the very specific word practice instead of the fuzzier word study. Elliott Hammer (2016) reports that “I’m also trying as of late to drop the word ‘study’ from my vocabulary in favor of ‘practice. It’s difficult to get students to be more active in their approach, and I want them to get beyond simply trying to read and call that studying. I don’t have data showing that the switch is working, but it feels more genuine.” To get your students to dive into these learning strategies, after covering the memory chapter, ask students to explain why each strategy is effective based on the concepts and research covered in their reading. This makes a nice out-of-class assignment, but it would also work well done in class with small groups. Give each small group the set of posters to explain the effectiveness of each. After discussion wanes, ask a group to report out on one of the posters; give other groups an opportunity to add to the conversation. Move onto another group, and ask them to report out on a different poster. Continue until all of the posters have been covered. If you use a classroom response system, ask students if they currently use the study strategy and whether they plan to use it in the future. Or you could do a jigsaw classroom. Divide the class into 6 groups of at least 6 members each (or 12 groups of at least 6 members or some other multiple of 6, depending on your class size) and give each group a different poster. (For smaller classes, use multiples of 3 and give each group 2 posters). After each group identifies why the strategy is effective (using the concepts learned in the memory chapter), break apart the groups so that at least one person from each group now forms a new group. Ask each new group member to share the strategy on their poster and explain why the strategy is effective. Bonus: Use the Gurung, et.al. (2010) study as examples when you cover correlations in the research methods chapter. Or use it here in the memory chapter to reinforce correlations. And then ask students which learning strategy is being used in the practice of learning correlations. References Gurung, R. A., Weidert, J., & Jeske, A. (2010). Focusing on how students study. Journal of the Scholarship of Teaching and Learning, 10(1), 28-35. Hammer, E. (2016, July 31). I’m a member of STP and this is how I teach. Retrieved from http://teachpsych.org/page-1703896/4186852
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sue_frantz
Expert
08-19-2016
01:13 PM
Prosopagnosia – face blindness – used to be thought a rare condition caused only by head trauma. We now know that is not that rare – 2% in the U.S., perhaps (Radden Keefe, 2016) – and that the cause can also be genetic. It also used to be thought that you were either normal or had prosopagnosia. We now know that facial recognition falls on a spectrum. If there is an end of the spectrum where faces are not recognized, it stands to reason that there is another end of the spectrum where faces are easily recognized. And there is research to back up that reasoning. They are called super-recognizers. For your students who are 18+, invite them to take the Cambridge Face Memory Test. “The average score on this test is around 80% correct responses for adult participants.” The page gives 60% as the cut-off for potential face blindness. I came in at 68%. I should add that this test uses only Caucasian males. Those of you familiar with the other-race effect may wonder about that. And you are right to wonder. They created a Chinese version and compared performance of participants of European descent and participants of Asian descent on both the Chinese version and the European version. As predicted by the other-race effect, participants of Asian descent did well on the Chinese version (average of 85% correct) but less well on the European version (average of 73% correct). Participants of European descent did well on the European version (76%), but less well on the Chinese version (average of 66%) (McKone, et.al., 2012). Developmental psychologists may be wondering how kids perform. A separate study with five- to twelve-year-olds found that kids develop better facial memory as they age. For example, five-year-olds got 66% correct, 8-year-olds got 76% correct, and 12-year-olds got 85% correct (Croydon, et.al., 2014). While we’re in the middle of this topic, I might as well throw in how good crows are at recognizing human faces (see this article for more information). Don’t ever tick off a crow. What about those super-recognizers, though? How do they perform? Russell, Duchaine, and Nakayama (2009) found four people who were likely candidates for super-recognizer status. They tested them using the Cambridge Face Memory Test. Three of them earned perfect scores; one person missed one. And what are super-recognizers looking at when they look at a face? The eyes? Nope. The nose. It’s unlikely that that’s because the nose has some sort of special significance. It’s more likely that it’s because the nose is in the center of the face, allowing the super-recognizer to take in the whole face (Bobak & Bate, 2016). The forensically-minded may be wondering if the power of super-recognizers could be harnessed to fight crime. Yes, yes it can. New Scotland Yard created the Super-Recogniser Unit comprised of seven (as of August, 2016) police officers who are, well, super-recognizers. What do they do? Most commonly they look at closed circuit television (CCTV) video of crime suspects, and they look at photos of people who have been arrested. They are looking for a match. “It is not uncommon for a super-recognizer, out on the town with friends, to bolt off after spotting someone with an outstanding warrant.” One officer, James Rabbett, “since joining the team full time, six months ago… has made nearly six hundred identifications.” Yeah, but can’t computer recognition software do the same thing? Following riots in London, computers pegged one rioter. How did a super-recognizer do? He identified 190. Are they sometimes wrong? Yep. About 13% of the time. Their identifications alone are not enough to convict, though. Instead their identifications “help direct the investigation” (Radden Keefe, 2016). After sharing this information with students, ask students where else the power of super-recognizers could be put to good use. If students need a hint, point out that looking at ID and looking then looking at someone’s face requires some facial recognition power. Shout out to Ruth Frickle (Highline College) for posting the Radden Keefe New Yorker article to the STP Facebook page, an act that sent me down this research rabbit hole. References Bobak, A. K., & Bate, S. (2016, February 2). Superior face recognition: A very special super power. Retrieved from http://www.scientificamerican.com/article/superior-face-recognition-a-very-special-super-power Croydon, A., Pimperton, H., Ewing, L., Duchaine, B. C., & Pellicano, E. (2014). The Cambridge Face Memory Test for Children (CFMT-C): A new tool for measuring face recognition skills in childhood. Neuropsychologia, 62, 60-67. doi:10.1016/j.neuropsychologia.2014.07.008 McKone, E., Stokes, S., Liu, J., Cohan, S., Fiorentini, C., Pidcock, M., . . . Pelleg, M. (2012). A robust method of measuring other-race and other-ethnicity effects: The Cambridge Face Memory Test format. PLoS ONE, 7(10). doi:10.1371/journal.pone.0047956 Radden Keefe, P. (2016, August 15). The detectives who never forget a face. Retrieved from http://www.newyorker.com/magazine/2016/08/22/londons-super-recognizer-police-force Russell, R., Duchaine, B., & Nakayama, K. (2009). Super-recognizers: People with extraordinary face recognition ability. Psychonomic Bulletin & Review, 16(2), 252-257. doi:10.3758/pbr.16.2.252
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nathan_dewall
Migrated Account
07-20-2016
07:50 AM
Originally posted on July 17, 2014. Lloyd Cosgrove was his town’s city manager, butcher, and Presbyterian minister. He had a shiny head, bushy eyebrows, and a whooping laugh. If you want Lloyd to remain unique, try not to think about him too much. Why? Repetition breeds bland memories. Our brain’s memory center, the hippocampus, leaves different traces of information each time we call up something from our past. This is why our memories of the same past events shift. What gets left behind are the details. You might forget that Lloyd was a butcher or blocked out his whooping laughter. Or you might invent new details about him. Was he a Presbyterian or Lutheran minister? A city manager or a city councilman? Memory is a funny thing. In a recent study, people who rehearsed an event three times recalled fewer details compared with people who rehearsed the same event once. Repetition improved how well people recognized pieces of information, but it squeezed out the details. We might romanticize details. Do I need to remember the outfit my wife wore on our first date? (I do.) Do I need to remember where I ate my first taco? (I don’t.) Or should I become content that the details that add color, meaning, and spice to my daily experiences will become gray, hallow, and bland the more my memory plays them back? Ask me tomorrow. I’ll have a different memory of the question than I do today.
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nathan_dewall
Migrated Account
07-20-2016
07:37 AM
Originally posted on October 9, 2014. Have you ever just met someone, learned his name, and immediately forgotten it? This happens all of the time. People try all sorts of tricks to remember names, driving routes, or the location of your favorite Hong Kong noodle house. But we might be looking in the wrong spot. All we need is a healthy dose of electricity. In a brilliant study, a group of Northwestern University researchers recruited volunteers and had them undergo a stimulating treatment. Each day for five days, the volunteers had a part of their brain stimulated using a technique called repetitive transcranial magnetic stimulation (rTMS). The brain stimulation sessions lasted 20 minutes and targeted the hippocampus, which aids memory. To have a basis of comparison, the same volunteers also completed a week of sessions in which they did not receive brain stimulation. The trick was that the volunteers didn’t know when their brains had been zapped and when they hadn’t. Did the brain zapping improve memory? It did. The brain stimulation also improved how well the hippocampus “talked” to other nearby brain regions, an effect called functional connectivity. My favorite finding was that the brain stimulation effects persisted 24 hours after the volunteers underwent the treatment. Stimulate now, remember better later. What does this mean? Should we forgo other memory strategies and instead buy a brain stimulation machine? I think not. These findings simply shed light on how the mind works and new ways we can improve how it functions.
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nathan_dewall
Migrated Account
07-20-2016
07:37 AM
Originally posted on October 16, 2014. One of my earliest memories is my dad giving me a high five. He was training for a marathon and agreed to take me, his talkative four year-old, on a run. I ran an entire mile. When I finished, red-faced and smiling, he said, “Give me five, son.” It was my first high five. According to a new study, high fives go a long way in motivating children. Five and six year-old children completed a task in which they imagined experiencing success. Next, the children received different types of praise. Some children received verbal praise that would highlight an individual trait (“You are a good drawer”), whereas other children received a high five. What motivated the children more, clear praise for being good at something or a high five? The high five won handedly. When the children bumped into a setback, those who received a high five persisted more than the other kids did. We might reconsider how we praise children’s behavior. If we tell children they’re geniuses, we’ve told them that they have a stable trait that isn’t under their control. If they fail a test, the responsibility can’t be theirs because they have a trait that should guarantee success on all intelligence test. Blame the teacher. Criticize the test. Give up and find something else to do. Don’t find a better way to study. By giving a high five, children know they have done something well. They also know that their success is under their control. I have run many miles since my first high five, but that first one with my dad will always hold a special place in my heart. It motivated me, either consciously or unconsciously, to continue to push my limits. For that high five, I’m grateful.
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nathan_dewall
Migrated Account
07-20-2016
07:34 AM
Originally posted on October 23, 2014. No matter how many babies I meet, I’m always left wondering what they want. Does a short squeak followed by a shrill squeal signal that the baby is hungry? That I left the dog outside by accident again? Or is the baby simply testing out her developing vocal chords? Driven by confusion and frustration, I might insert a pacifier into the baby’s mouth. The baby seems soothed, and I can take a breather. But according to one recent study, pacifiers disrupt our ability to understand a baby’s emotional state. Adult participants viewed pictures of happy and distressed babies. Sometimes the babies wore pacifiers and others times they didn’t. When the baby wore a pacifier, adults showed less intense facial reactivity and also rated the baby’s emotions as less intense. It didn’t matter whether the babies were happy or sad. The pacifiers numbed adults to baby facial expressions. Why did this happen? The idea hinges on the belief that we automatically mimic others’ emotional expressions. When I see people smile, I naturally mimic them because it helps me understand them and show empathy. Mimicking others is a great way to make friends. It lets others know we’re on the same team. Those who feel starved of social connection are the most likely to mimic others. Pacifiers are mimic roadblocks. With a gadget covering your face, I can’t make out what you’re feeling. As a result, I mimic you less, empathize with you less, and ultimately judge your experience as less intense than it really is. I don’t have a strong opinion about pacifiers. My sisters used them with their children, my parents used them with me, and I might use them when I have my own children. Like any consumer of knowledge, I’ll use this science to inform the choices I make. One thing is certain: I’ll never look at a pacifier in the same way.
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nathan_dewall
Migrated Account
07-20-2016
06:35 AM
Originally posted on February 5, 2015. Even though the smartphone has only been around for the past seven or eight years, it’s sometimes difficult to remember what life was like before we had so much information at our fingertips. You could argue with a friend about what year “Back to the Future, Part 2” came out, or in what year the “future” was set. (It was released in 1989. The future, filled with flying cars and floating skateboards, was set in 2015.) Back then, you couldn’t resolve discussions by swiping a screen and touching a button. Siri wasn’t even a twinkle in Steve Jobs’s eye. If you got lost, you had to consult a map or stop and ask for directions, and if you got bored while waiting in line, you couldn’t pass the time by playing Candy Crush or perusing Instagram. Luddites argue that life was better before the smart phone, whereas others tout the benefits of instant communication and information. But one thing is certain: The smartphone has changed our lives. And our thumbs. Yes, when we spend time on smartphones using a touchscreen, it changes the way our thumbs and brains work together, according to a new study by researchers from the University of Zurich and ETH Zurich in Switzerland. Our obsession with smartphones presented the perfect opportunity to explore the everyday plasticity of our brains. With smartphones, we are using our fingertips—especially our thumbs—in a new way, and we do it a lot. And because our phones keep track of how we use them, they carry a wealth of information that can be studied. In the study, the research team used electroencephalography (EEG) to record brain response to the touch of the thumb, index finger, and middle fingerprints of touchscreen phone users compared to people who still use flip phones or other old-school devices. They found that the electrical activity in the brains of smartphone users was enhanced when all three fingertips were touched. The amount of activity in the brain’s cortex associated with the thumb and index fingertips was directly proportional to the amount of phone use. Repetitive movements over the touchscreen surface might reshape sensory processing from the hand. Cortical sensory processing in our brains is constantly shaped by personal digital technology. So, the next time you use your thumbs to tweet, answer email, or jot yourself a note, remember that you’re training your brain. Keep in mind, too, that excessive phone usage is linked with motor dysfunction and pain. Remember the so-called “BlackBerry thumb”?
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david_myers
Author
07-19-2016
11:58 AM
Originally posted on May 6, 2014. At the 2012 International Congress of Psychology meeting in Cape Town, I enjoyed a wonderful talk by Elizabeth Loftus, which offered a terrific demo of how memory works. Loftus showed us a handful of individual faces that we were later to identify, as if in a police line-up. Later, she showed us some pairs of faces, one seen earlier and one not, and asked us which one we had seen. In the midst of these, she slipped in a pair of faces that included two new faces, one of which was rather like an earlier seen face. Most of us understandably but wrongly identified this face as previously seen. To climax the demonstration, when she showed us the originally seen face and the previously chosen wrong face, most of us (me, too) picked the wrong face! As a result of our memory reconsolidation, we—an audience of psychologists who should have known better—had replaced the original memory with a false memory.
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david_myers
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07-19-2016
11:51 AM
Originally posted on May 21, 2014. A New York Times report on “the extreme sport” of remembering confirms what psychology instructors have long taught: the power of mnemonic aids, especially organized images, to enable memory performance. We humans are really good at retaining visual images, and we’re much better at later reproducing visualizable words (bicycle) than abstract words (process). Thus it can help, when remembering a short grocery list, to use the peg-word system, with numerically ordered items—bun, shoe, tree, door, etc.—and to hang the grocery items on those images. Likewise, reports the Times article, all the competitors in a recent world memory contest used a “memory palace,” by associating to-be-remembered numbers, words, or cards with well-learned places, such as the rooms of a childhood home. Challengers who claim to have invented an alternative method inevitably “come in last, or close to it,” noted one world-class competitor. Memory researchers who study these memorists report that they are, as you might expect, smart. But they also have unusual capacities for focused attention and holding information in working memory. Yet, like you and me successfully forgetting previous locations of our car in the parking lot, they also need to be able to replace their place-item associations with new items. In this they are unlike students, who, if they are to become educated persons, need to retain information for months and years to come. And for that there is no easy substitute for other well-researched memory aids, such as spaced practice, active rehearsal, and the memory consolidation that comes with a solid night’s sleep.
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david_myers
Author
07-18-2016
01:59 PM
Originally posted on February 10, 2015. After falsely reporting being grounded by rocket fire while on a military helicopter in Iraq, and subsequently having his reported experiences during Hurricane Katrina challenged, NBC Nightly News anchor Brian Williams has been grounded by pundit fire. Williams apologized, saying he misremembered the Iraqi incident. Talk shows and social media doubted anyone could misremember so dramatically, labeling him “Lyin’ Brian,” and grafting Pinocchio’s nose onto his face. It’s possible that Williams is, indeed, a self-aggrandizing liar (meaning he knowingly and intentionally told untruths). But to those who know the dramatic results of research into sincere but false memories by Elizabeth Loftus and others, it’s also believable that, over time, Williams constructed a false memory...and that Hillary Clinton did the same when misreporting landing under sniper fire in Bosnia in 1996. Most people view memories as video replays. Actually, when we retrieve memories, we reweave them. We often then replace our prior memory with a modified memory—a phenomenon that researchers call “reconsolidation.” In the reconsolidation process, as more than 200 experiments have shown, misinformation can sneak into our recall. Even imagined events may later be recalled as actual experiences. In one new experiment, people were prompted to imagine and repeatedly visualize two events from their past—one a false event that involved committing a crime in their adolescence. Later, 70 percent reported a detailed false memory of having committed the crime! False memories, like fake diamonds, seem so real. Is Brian lyin’? Does he have Pinocchio’s nose for the news? Perhaps—though telling blatant untruths surely is not a recipe for enduring success and prestige in his profession. Or might he instead be offering us a fresh example of the striking malleability of human memory? P.S. The morning after I submitted these reflections for posting, the New York Times offered this excellent (and kindred-spirited) application of false memory research to the Williams episode.
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david_myers
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07-18-2016
01:52 PM
Originally posted on March 4, 2015. When was the last time you studied without distractions? Or did any one activity without simultaneously doing another? Multitasking pops up everywhere. While we work, we check our phones for messages, tweet our thoughts, listen to music, and update our Facebook status. At least that’s what my students tell me they do in their other classes. You may think listening to music while you prep for a big test helps you relax so you can concentrate and study. I used to think so. In college, I’d sit down with my textbooks, pop in my headphones, and turn on my favorite music to set the mood for studying. Then I’d spend hours going over the material—and play my make-believe drums or air guitar! Yes, I studied alone in college. A lot. Listening to music may help college-aged students stay focused, but one new study found that older adults had more trouble remembering information they had learned while music was played in the background. The study challenged younger and older adults to listen to music while trying to remember names. For the older adults, silence was golden. But when the researchers made the older adults listen to music while they tried to remember the names, their memory lapsed. College-aged participants’ performance did not suffer regardless of whether they listened to music while memorizing names. Before you turn up the tunes to study, consider your age first. If you’re a younger college student, keep pressing play. Older students might be better off studying in silence. Regardless of our age, we might do well by taking a few minutes each day to set aside distractions, slow down, and become mindful of our thoughts, feelings, and environment.
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