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Research paper on criminal investigation
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The concept of spies and investigators has been in the history since time immemorial when kings and monarchs had their own branch of spies and investigators who would secretly carried on their investigations and caught criminals. However the history of modern criminal investigation goes as back to 1748. In the year 1748, first major significant event occurred when Henry Fielding was chosen as the magistrate of English Bow street, who in the year 1750 formed the Bow street runners which became the first paid detective unit. This organisation was established in response to wide spread crime throughout Henrys jurisdiction. Apart from Henry Fielding another man who contributed significantly in this field was Eugene Francois Vidocq, once a criminal himself, today is known as father of criminology. In 1811 he started a detective unit called the Brigade de la Surete ( security brigade) which was later converted into the National Police force with Vidocq as the head of the unit. Vidocq is considered as the first private detective in the modern history. Another major event which took place in 1842 was the establishment of the Scotland Yard which was famous for its investigators and …show more content…
There are some cases in which criminals leave minimum or no evidence behind them. A case can also be unsolvable if there are no witnesses at all. Investigators declare a case unsolvable only if the result of their investigations, observations are not conclusive and are leading them nowhere. However most of the cases are solvable. In order to make an investigation successful one should follow logical sequence while attempting to solve a case, he should collect as many physical evidences as possible, he should be able to conduct fair and effective interviews with the witnesses and last but not the least, all the suspects should be legally interrogated and the details of the cases are accurate, should be recorded and
So many crimes take place that not everyone can be punished. But if all the innocent people are secured so it would be difficult to do criminal acts (Adams, 2004). Every day thousands of crimes take place and the law protects the innocents and punishes the guilty person. If the people are protected really well so no law can be broken. However, some laws are broken in such a way that it takes a lot of time for authorities to find out regarding them and then investigating them is a big problem. Four techniques are used to investigate a
From a trial strategy point of view, you always start with the piece(s) of evidence you believe are most damaging to the client's case and work backwards looking for an exploitable flaw in the search and seizure procedure that would make that or those item(s) inadmissible. The further back in the series of events you can argue a fatal flaw, the more likely that the evidence and any additional materials which flowed from that particular item of evidence will be excluded. This is the practical analysis of all the times we see or hear of law enforcement arguing that there was some technical item which drew their attention and suspicion and justifies their hunch that criminal activity is afoot.
In the case of Alois Dolejs the crime control model, was swift and took the criminal off the streets. The police had a lot of circumstantial evidence, for example, bloody cloths and two different types of blood. On the advise of his attorney, he was instructed not to disclose the location of the bodies, until after the trial.
The relationship between law enforcement and prosecutors, which goes hand-in-hand, can’t be overlooked. Evidence of a crime that detectives and law enforcement discover is as equally important as a good trial on part of the prosecution. If detectives aren’t able to find good solid evidence – that case usually isn’t bothered in being pursued. Several years ago, in the late 80’s, there was a murder case in Southeastern Oklahoma which now serves as a tragic example to the need for honest, constitutional work in the criminal justice system. Disreputable investigative procedures, fraudulent sources, and bad evidence were the foundation of this case that shattered innocent lives.
The criminal justice system has been evolving since the first colonists came to America. At first, the colonists used a criminal justice system that mirrored those in England, France, and Holland. Slowly the French and Dutch influences faded away leaving what was considered the English common law system. The common law system was nothing more than a set of rules used to solve problems within the communities. This system was not based on laws or codes, but simply that of previous decisions handed down by judges. Although rudimentary, this common law system did make the distinction between misdemeanors and the more serious crimes known as felonies.
As you can see there is no perfect crime. The littlest piece of hair or paint or anything left behind can be found. Suspects often miss these tiny peieces of evidence and while they looked over it, it is still lurking at the crim scene. It is guarenteed that a Crime Scene Investigator will find this evidence no matter how small and use it to find, prosecute, and convict a criminal.
The criminal justice system has changed a lot since the good old days of the Wild West when pretty much anything was legal. Criminals were dealt with in any fashion the law enforcement saw fit. The science of catching criminals has evolved since these days. We are better at catching criminals than ever and we owe this advancement to forensic science. The development of forensic science has given us the important techniques of fingerprinting and DNA analysis. We can use these techniques to catch criminals, prove people's innocence, and keep track of inmates after they have been paroled. There are many different ways of solving crimes using forensic evidence. One of these ways is using blood spatter analysis; this is where the distribution and pattern of bloodstains is studied to find the nature of the event that caused the blood spatter. Many things go into the determination of the cause including: the effects of various types of physical forces on blood, the interaction between blood and the surfaces on which it falls, the location of the person shedding the blood, the location and actions of the assailant, and the movement of them both during the incident. Another common type of forensic evidence is trace evidence. This is commonly recovered from any number of items at a crime scene. These items can include carpet fibers, clothing fibers, or hair found in or around the crime scene. Hairs recovered from crime scenes can be used as an important source of DNA. Examination of material recovered from a victim's or suspect's clothing can allow association to be made between the victim and other people, places, or things involved in the investigation. DNA analysis is the most important part of forensic science. DNA evidence can come in many forms at the crime scene. Some of these forms include hair; bodily fluids recovered at the crime scene or on the victim's body, skin under the victim's fingernails, blood, and many others. This DNA can be the basis of someone's guilt or innocence; it has decided many cases in the twentieth century. As the times continue to change and the criminals get smarter we will always need to find new ways to catch them. Forensic science is the most advanced method yet, but is only the beginning. As the field of science grows so will the abilities of the
In today’s time, modern Crime Scene Investigation has increased rapidly. From throughout the late 1900’s and in the early 2000’s (Taylor 1). For all of the evidence that they find, a solid foundation has formed over the thousands of years of Crime Scene
The definition of justice and the means by which it must be distributed differ depending on an individual’s background, culture, and own personal morals. As a country of many individualistic citizens, the United States has always tried its best to protect, but not coddle, its people in this area. Therefore, the criminal justice history of the United States is quite extensive and diverse; with each introduction of a new era, more modern technologies and ideals are incorporated into government, all with American citizens’ best interests in mind.
The three eras that have characterized the field of criminology over the past 100 years are the “Golden Age of Research,” the “Golden Age of Theory,” and an unnamed era that was “’characterized by extensive theory testing of the dominant theories, using largely empirical methods’” (28). The “Golden Age of Research” era spanned from 1900 to 1930 according to John H. Laub. This era is identified as focusing heavily on the collection of data surrounding crime and the criminal. This data was assessed without “any particular ideational framework” (28). The second era, the “Golden Age of Theory,” spanned from 1930 to 1960, also according to Laub. This era is also rather self-explanatory, it is described by the development of theories; however, Laub
The opening sentence is true. The first private detective agency was created by a French soldier and criminal in 1833. His name was Eugene Francois Vidocq. The name of his agency was Le bureau des reseignments, (Office of Intelligence.) His office was fully staffed with other ex-cons. His firm was the first to do a plaster cast of a shoe impression. Police often attempted to shut his company down with no avail. He was arrested in 1842 in what he believed to be a set up after solving an embezzlement case. The charges were false imprisonment and taking money under false pretenses. Vidocq was sentenced to five years in prison and a 3,000-franc fine. He was released after he took his case to the Court of Appeals. (History of Private Investigations, 2013)
Forensic evidence can provide just outcomes in criminal matters. However, it is not yet an exact science as it can be flawed. It can be misrepresented through the reliability of the evidence, through nonstandard guidelines, and through public perception. Forensic science can be dangerously faulty without focus on the ‘science’ aspect. It can at times be just matching patterns based on an individual’s interpretations. This can lead to a miscarriage of justice and forever alter a person’s life due to a perceived “grey area” (Merritt C, 2010) resulting in a loss of confidence in the reliability of forensic evidence.
Criminal investigators are professionals in the law enforcement team who try to solve crimes, prevent the occurrence of future crimes, and searching and detaining suspects. The two categories of criminal investigators are private and public criminal investigators. The level of training that these professionals go through is different which leads us to the differences between public and private criminal investigations.
Today, technology has affected our global surroundings in a number of ways. Technology has created a more advanced society and economy. We use technology in every aspect of life today. New innovations and technology helps create a safer atmosphere and reduces the rate of crime. Technology is the usage and knowledge of techniques or is systems of these things. Usage of technology in the criminal justice system is not new but more apparent today. Technology in criminal justice will continue to challenge us to think about how we turn information into knowledge. Due to new technology, criminal investigations are able to maintain and improve their processes. Forensic science, DNA, other and future technology has all had a tremendous impact on criminal investigation and its process.
The criminal investigation process is able to achieve justice to a great to a great extent. They are effective in achieving justice, as they are able to balance the rights of the victim, offenders and society and also provide fair and just outcomes. For these reasons, the criminal investigation process is largely able to achieve justice.