models of memory essays

models of memory essays The multi-store model of memory takes an information-processing approach to the study of memory, and is usually associated with the work of Atkinson and Shiffin. The model assumes that the human memory is an information processor that first has incoming information inputted into it, which is then processed and stored so that it can be outputted or retrieved at a later date. This three-step guide is the basis of the model. The model also states that there are a number of separate stores in memory, the sensory buffer store, the short-term memory store and the long-term memory store. Information moves through the different stores in a linear way, (only forward, not backward,) and thus it is described as a linear model of memory. The stores differ in the form of capacity, duration information can be held and the type of coding it is stored in. As information from the external world enters the store, it automatically passes into the sensory buffer store, and if attention is paid to this, it will continue into the short-term store where it can last for up to 30 seconds. If not, the information will be discarded and lost. But, if the information is rehearsed it will be recoded and transferred into the long-term memory store. Information that is un-rehearsed would be quickly lost from long-term memory, but can be retrieved from the long-term memory store via the short-term memory store, although retrieval cues may be needed to do this. Thu multi-store model of memory is supported by studies from Jacobs, Peterson + Peterson, Baddeley and Bahrick which all suggest that there is a difference between short-term memory and long-term memory in terms of capacity, duration and coding. However, studies by Craik + Tulving show that it is how we process memory and not where we store it that affects recollection after a period of time. This contrasts with the multi-store model. Case studies of people suffering brain damage indu ...

How Executive Order 9981 Desegregated the U.S. Military

How Executive Order 9981 Desegregated the U.S. Military The enactment of Executive Order 9981 not only desegregated the U.S. military but paved the way for the civil rights movement as well. Before the order went into effect, African-Americans had a long history of military service. They fought in World War II for what President Franklin Roosevelt called the four essential human freedoms, even though they faced segregation, racial violence and lack of voting rights at home. When the United States and the rest of the world discovered the full extent of Nazi Germanys genocidal plan against Jews, white Americans became more willing to examine their own countrys racism. Meanwhile, returning African-American veterans became determined to root out injustice in the United States. In this context, the desegregation of the military took place in 1948. President Truman's Committee on Civil Rights After World War IIs end, President Harry Truman placed civil rights high on his political agenda. While details of the Nazis Holocaust shocked many Americans, Truman was already looking ahead to the near certain conflict with the Soviet Union. To convince foreign nations to align themselves with Western democracies and reject socialism, the United States needed to rid itself of racism and begin practicing in earnest the ideals of freedom and liberty for all. In 1946, Truman established a Committee on Civil Rights, which reported back to him in 1947. The committee documented civil rights violations and racial violence and urged Truman to take steps to rid the country of the disease of racism. One of the points the report made was that African-Americans who serve their country did so in a racist and discriminatory environment. Executive Order 9981 Black activist and leader A. Philip Randolph told Truman that if he did not end segregation in the armed forces, African-Americans would start refusing to serve in the armed forces. Seeking African-American political support and wanting to bolster U.S. reputation abroad, Truman decided to desegregate the military. Truman did not think it likely that such legislation would make it through Congress, so he used an executive order to end military segregation. Executive Order 9981, signed on July 26, 1948, prohibited discrimination against military personnel because of race, color, religion or national origin. A Civil Rights Victory The desegregation of the armed forces was a major civil rights victory for African-Americans. Though a number of whites in the military resisted the order, and racism continued in the armed forces, Executive Order 9981 was the first major blow to segregation, giving hope to African-American activists that change was possible. Sources Desegregation of the Armed Forces. The Truman Library.   Gardner, Michael R., George M Elsey, Kweisi Mfume. Harry Truman and Civil Rights: Moral Courage and Political Risks. Carbondale, IL: SIU Press, 2003. Sitkoff, Harvard. African-Americans, American Jews, and the Holocaust. In The Achievement of American Liberalism: The New Deal and Its Legacies. Ed. William Henry Chafe. New York: Columbia University Press, 2003. 181-203.

Applications and ethics of genetic engineering and biotechnology Term Paper

Applications and ethics of genetic engineering and biotechnology - Term Paper Example Biotechnology traces its roots as early as two thousand years ago. In this depiction, commonly referred to as traditional biotechnology, practices of bread baking, alcohol brewing, food crops breeding were evident. However, the recent advancements in molecular biology have provided a new meaning to biotechnology. This is called modern biotechnology and has provided opportunities and challenges to the public. Modern biotechnology can bear significant impacts on the society and the entire world economy. A distinct example of modern biotechnology is genetic engineering (Keener, Thomas and Rekha 2011). Genetic engineering is defined as the process of transferring selected genes of interest between organisms. Additionally, it can refer to the modification of genes within organisms. It can be achieved by addition or deletion of a desired trait. It is through this technique that genetically modified crops or organisms, commonly referred to as transgenics are formed. It has been at the epicenter of public attention and concern to consumers with regards to ethical issues. The objective of this paper is to clearly elaborate the gains made by modern biotechnology in applications such as human gene therapy and genetically modified organisms. With equal measure, these paper discuses the ethical concerns surrounding biotechnological applications (Gifford, 2000). Research advancements in genetic engineering and biotechnology achieved over the last twenty years have had worldwide impacts in a number of ways. Generally, a larger percentage of the public has warmly embraced the technology. Furthermore, the same group has termed it as being beneficial with minimal challenge. However, there is a growing comprehension that new technologies harbor risks, costs and benefits. For example, in 2000 the U.S government increased its funding towards development of biotechnology and genetic engineering. This was a strategy to fight hunger in

Wardrobe Reaction Paper Essay Example | Topics and Well Written Essays - 500 words

Wardrobe Reaction Paper - Essay Example I believe that remaining cool and cozy is most important and this is the reason why I am at my best with jeans, T-shirt and sneakers, wearing them as and when I need. For bumming around, I am usually in my shorts and spaghetti straps because that is the best time of my day (or even night). I use slippers to go around the house and be at my very best. My wardrobe communicates to me a sense of ease and coziness. I am of what I am and that is depicted easily through my wardrobe which makes me proud of the same. This is clear through my emphasis on a lot of T-shirts and jeans, as specific examples. Others react to certain items of my wardrobe in a very positive way. My friends think that I represent cool-ness from the onset, as I have literally everything that puts me at absolute comfort and ease. This is apparent in the examples of my sneakers, T-shirts and jeans which are branded and thus provide me extra comfort on nearly all occasions whenever I don them. To convey a mood or to wear an impression, I usually find the most apt attire. This could be a T-shirt when I am feeling all good about my own self or even a spaghetti strap when I am in the mood to go for a dinner with my colleagues.

Free College Essays - Analysis of Sister Carrie by Theodore Dreiser :: Sister Carrie Essays

An Analysis of Sister Carrie It was 1889; Carrie Meeber, an eighteen-year-old girl, was boarding a train from Columbia City to start a new life with her sister and her family in Chicago. Columbia City was a small town that did not have much to offer to anyone who wanted to make something of themselves. But in Chicago Carrie believed she would be able to find work and get good money. Chicago, in 1889, had the peculiar qualifications of growth, which made such adventuresome pilgrimages even on the part of young girls plausible1[1]. When a girl leaves her home at eighteen, she does one of two things. Either she falls into saving hands and becomes better, or she rapidly assumes the cosmopolitan standard of virtue and becomes worse2[2]. Once Carrie arrived in Chicago and settled in with her sister and her husband she started to see that living in Chicago was not going to be as easy as she thought. She had to get a job and pay rent, not to mention buy the things that she wished to. Most women stayed at home to take care of her children, make meals, keep house, and to care for the sick in the late nineteenth century3[3]. Only five percent of married women held jobs outside the home in 19004[4]. But some did go out looking for work in order to help their family out as much as possible with their bills. Carrie wanted to go out and make something of herself. Trying to find a job was a difficult task in itself. "Well, we prefer young women just now with some experience. I guess we can't use you."5[5] Carrie heard this over and over again. Until finally finding a job that paid her three and a half-dollars a week working in a shoe factory. This was a grueling task working with leather non-stop in a hot stuffy overpopulated room. After becoming sick she lost her job at the shoe factory and so later on her very good friend Drouet got her a part in a theatrical performance at a Lodge. Theaters were a big thing at the time for entertainment. Many middle class people would go and see a matinee maybe once a week to have some fun. At this time in the late 1900's there wasn't much for people to do at night and on weekends except for staying at home.

A Raisin in the Sun Compare/Contrast Play/Film Essay

Lorraine Hansberry’s play â€Å"A Raisin in the Sun,† was a radically new representation of black life, resolutely authentic, fiercely unsentimental, and unflinching in its vision of what happens to people whose dreams are constantly deferred. I compared Act One, Scene 2, in the play and the film. The setting in the play is on a Saturday morning, and house cleaning is in process at the Youngers. In the film, the setting is the same as play, with lighting and costumes. The plot in the play is when Mrs. Younger gets the insurance check of $10,000. In the film, the plot is the same, but includes music not mentioned in the play. The dialogue in the film has some deletions from the original text, with new dialogue added throughout the scene. Some film techniques used are: the film cuts back and forth to different characters, the room is well lit with the sunshine coming in through the window, and music is added throughout some parts of this scene. Perhaps the biggest difference between the play and the film in this scene involves dialogue. Much of the dialogue is deleted, however, new dialogue is added through some parts of this scene. Also, in the play, the mailman comes up to their apartment and rings the door bell unlike the film, Travis runs up to him outside the building and gets the mail from him right away and runs back to give it to Mrs. Younger (his grandma). I also compared Act Two, Scene 1, in the play and the film. The setting in the play is later, that same day at the Youngers. In the film, the setting is the same as play, with lighting and costumes. The plot in the play is when Mama, Mrs. Younger, buys Travis a new house for when he gets older to be a man. In the film, the plot is the same as play with music added to parts of this scene. The dialogue in the film has some lines rephrased and also has some deletions from the original text; new dialogue is added throughout parts of this scene. Some film techniques used in this scene are: the room is brightly lit with lamps and other light fixtures, the film cuts back and forth to different characters and the camera seems to move alone with the characters as they did, and music is added throughout parts of this scene. Perhaps the biggest difference between the play and the film in this scene involves dialogue. Much of the dialogue is rephrased and not said as the author has written it in the play. And also, some of the dialogue from the original text is deleted, however, new dialogue is added. And also, unlike the film, a lot of the actions the author has described in the play did not happen in the film. Such as, on page 91 as Ruth says â€Å"Praise God! † the author describes that she raises both arms classically, and as she tells Walter Lee to be glad, the author describes she has laid her hands on his shoulders, but he shakes himself free of her roughly, without turning to face her, these actions did not happen in the film. I also had compared Act Two, Scene 3, in the play and the film. The setting in the play is on a Saturday, moving day, one week later. In the film, the setting is the same as the play, with lighting and costumes. The plot in the play is Linder tries to buy back the house from the Younger family. In the film, the plot is the same as the play. The dialogue in the film has some deletions from play; new dialogue is added in replacement of the deleted dialogue. Some film techniques used in this scene are: the film cuts back and forth to different characters, and the room is well lit with the sunshine coming in through the window. Perhaps the biggest difference between the play and the film in this scene also involves dialogue. The dialogue in this scene is mostly faithful to the play but has some deletions. On the other hand, new dialogue was added in replacement of the deleted lines from the original text.

Viewpoints on The Life - Free Essay Example

Sample details Pages: 2 Words: 652 Downloads: 6 Date added: 2019/05/28 Category Philosophy Essay Level High school Tags: Value of Life Essay Did you like this example? In many religion and culture death is viewed as one of the best things to happen to someone, but that all depends on what the person has the done and wither their death is painful or really easy is all in their hands. In this essay, I will be going to be analyzing and explaining Jobss argument about death. I will be discussing the ways I agree and the ways I disagree with his viewpoints from the text with the quotes. Don’t waste time! Our writers will create an original "Viewpoints on The Life" essay for you Create order Because almost everything†all external expectations, all pride, all fear of embarrassment or failure†these things just fall away in the face of death(Jobs) and no one wants to die(Jobs) and There is no reason not to follow your heart.(Jobs) To explain my viewpoints I will be providing my own reasons and comparing them to the examples from the text. The first example from the text is Because almost everything all external expectations, all pride, all fear of embarrassment or failure†these things just fall away in the face of death.(Jobs) In this text, he implies that you forget everything when death you face death you forget everything and you do what you did not want to do or werent able to do. I strongly disagree with this quote because the last thing you would do is to keep whats important to you. Since you are dying you want to do what gives you pleasure in a good way and why spend the last few moments of your life being bored to death? It is also because embarrassing yourself is always a bad thing to do. Not only it stains your name forever but in many scenarios being embarrassed could even mean killing someone but you wouldnt do it because you are bad at killing which is a really bad thing but I could agree that you might try something new with the phrase All fear of embarrassment and you could ask someone out maybe or try to accomplish something that you have been thinking you might fail if you did. The second example from the text is no one wants to die.(Jobs) I strongly disagree with this because everyone wants to get out of this cruel world as fast as possible to not see all the violent actions. They do not want to live anymore because they might do something that they wouldnt want to do. But I could agree that it could also mean that the person has done something bad in life, if they believe in the afterlife, they would wanna live so they could pay for all their sins in some ways. But the person could also be someone who has a rich life and is happy with it and not believe in the afterlife resulting in them making the decision to stay alive for as long as possible to enjoy the joy and happiness they have. The last example but not least is There is no reason not to follow your heart.(Jobs) I strongly disagree with this quote because following your heart means anything. It could mean to blow up the world, do what Hitler did, or kill someone you dont like because you have no other reason to do it. Just because you want to do it it does not mean you can. It wouldnt be fair or nice to anyone who is going to be affected by the actions of your hearts wish. I could also agree that if the persons heart is pure and they do something to help humanity or something that could give only the individual joy while not hurting or harming anyone else, then it is truly fine. In conclusion, I strongly agree with all three quotes in some ways and I strongly disagree with all three quotes in other ways. It is truly magnificent how someone could analyze a sentence negatively and positively.