(855) 4-ESSAYS

Type a new keyword(s) and press Enter to search

Lie Detectors

            Specific Purpose: To persuade the audience that lie detector tests are unreliable.
             Thesis Statement: Lie detector tests are very unreliable. .
             Organizational Pattern: Topical.
             Introduction Device: Illustration .
             Conclusion Device: Summary.
             Approximate Delivery Time: 3:00.
             Introduction: Your best friend is dead. You were the last person their house and you are now the prime suspect. You didn't commit the crime. They take you into custody and you are forced to take a test. As with any test, while you are taking it, you are extremely nervous. You stumble on some of the answers. The test concludes that you were the murderer and you are sent to jail. What horrible test can this be? It is simply a lie detector test. Lie detector tests are very unreliable. .
             Thesis Statement: Lie detector tests are very unreliable.
             I. Background information.
             A. Polygraph test.
             1. Lie detector test is also called the polygraph test.
             2. Originally was designed for use in criminal cases.
             A. The essentials of the lie detector test.
             1. Monitors a person's physiological reactions when asked a question.
             2. Consists of combination of medical devices used to monitor change in the body.
             3. A person is attached to the machine and is then asked questions.
             4. The examiner looks for several things.
             a. Change in heart rate.
             b. Change in blood pressure.
             c. Change in respiratory patterns.
             d. Change in sweatiness.
             I. Lie detection and the theory behind it is barely developed.
             A. A lie detection test cannot go inside one's mind and really determine whether or not the person actually committed the crime.
             B. A physiological reaction is created upon the test.
             1. Based on fear.
             2. Detects reaction to when a person is most likely to be dishonest.
             A. The lie detector essentially only detects fear and not lies.
             I. The lie detector test can be biased.
             A. Most experts who defend the lie detector test admit that the results center .
             on what the examiner asks the suspect.
             B. It also is based on how the examiner interprets the results as well.


Essays Related to Lie Detectors

1. The Truth about Lie Detectors

A polygraph test has the ability to measure and record different physical characteristics of the person who's being administered the test. The polygraph machine takes into consideration all of the physical attributes such as sweating, heart rate, blood pressure, and brain waves to significantly conclude if the person is lying or telling the truth. Interesting enough not all states apply the results of the test in the court ruling. For example, Georgia allows defendants who suffer damage because of a false result on a polygraph test (which are somewhat frequent) to sue the polygraph operator fo...

  • Word Count: 458
  • Approx Pages: 2
  • Has Bibliography
  • Grade Level: Graduate

2. The Psychology of Telling Lies

... 'Don't even think about lying' written by Steve Silberman talks about how fMRI is working as a lie detector and its replaceability for the polygraph which is most frequently used now. Since both detectors have its own pros and cons, it must be tough to decide which lie detector we should employ for criminal justice uses. After reading this article, I felt that fMRI might ... ? Personally, I think saving one innocent person from miscarriage of justice is more important than finding several criminals. Even though 'fMRI evidence has never yet been accepted as admissible evidence' (Horder, "...

  • Word Count: 700
  • Approx Pages: 3
  • Grade Level: High School

3. The Psychology of Telling Lies

... 'Don't even think about lying' written by Steve Silberman talks about how fMRI is working as a lie detector and its replaceability for the polygraph which is most frequently used now. Since both detectors have its own pros and cons, it must be tough to decide which lie detector we should employ for criminal justice uses. After reading this article, I felt that fMRI might ... be the hope for the truly reliable lie detector which can be considered as a reliable evidence in the trial. It ... ? Personally, I think saving one innocent person from miscarriage of justice is more important than...

  • Word Count: 674
  • Approx Pages: 3
  • Has Bibliography

4. Voice Stress Analysis

The art of lie detection has been practiced since the early days of civilization. The first documented case was in the Bible. It involved the observation ... advancement in the science involved in law enforcement. One of the greatest involves the evolution of lie detection. It has been a huge factor in proving and upholding the guilt or innocence of a suspect. The science of lie detection emerged in 1927 with the invention of the polygraph. The polygraph works by measuring many chemical ... changes in the body, including pulse rate, rate of breathing, and blood pressure. These changes are pr...

  • Word Count: 502
  • Approx Pages: 2
  • Grade Level: High School

5. After Sept 11

... luggage there are many things that need to be changed. "Bomb-sniffing dogs are a good start to help prevent explosives but airports must also use electronic detectors" (Newsweek Sept. pp60). Also airport security should be able to mach every bag with a passenger, eliminating a bag anomalously brought in a left on the ... floor to blow up. New technologies, like the electronic detectors, don not only locate explosives but the can also find non-metal weapons such as ceramic knifes. All of these strategies are possible and readily available ... as museums have made a no parking rule that r...

  • Word Count: 2459
  • Approx Pages: 10
  • Has Bibliography
  • Grade Level: High School

6. after september 11

... luggage there are many things that need to be changed. "Bomb-sniffing dogs are a good start to help prevent explosives but airports must also use electronic detectors" (Newsweek Sept. pp60). Also airport security should be able to mach every bag with a passenger, eliminating a bag anomalously brought in a left on the ... floor to blow up. New technologies, like the electronic detectors, don not only locate explosives but the can also find non-metal weapons such as ceramic knifes. All of these strategies are possible and readily available ... as museums have made a no parking rule that r...

  • Word Count: 2542
  • Approx Pages: 10
  • Has Bibliography
  • Grade Level: High School

7. Orion's Constel

... electronics. Computers are integral to most astronomical research, both observational and theoretical. Electronic devices have transformed observation. For example, the use of electronic chips known as charge-coupled devises as detectors and of optical fibers to carry stellar images to spectrograph slits as reduced the time needed to determine the redshift of many galaxies from perhaps 8 h to about 1 min. This factor ... the observer's location is a function, among other things, of its distance. Stars that are very distant appear to move more slowly. This is the case with the Belt Star,...

  • Word Count: 5465
  • Approx Pages: 22
  • Has Bibliography
  • Grade Level: High School

8. Chain of Events

... , and instability will always be key players in violent behavior. Acting hostile or harmful towards society is described as anti-social behavior. Causes for a person to act hostile or harmful lie solely in the character and behavior of the person. Because a person's nature and behavior are shaped by the environment in which the person lives and previous experiences, it can be ... of action), and practice (rehearsing and modifying plans). Creating an environment were students and faculty feel safe is key to learning (Hoang 1-8). Some student do not feel safe around medal detectors and are...

  • Word Count: 1655
  • Approx Pages: 7
  • Has Bibliography

9. A Cold War Spy Operation

... curiosity when a number of reservists resigned their commission. The pilots were introduced to their covert mission by learning not to set patterns in their movements, they were given alias", given lie detectors test and even instructed to create false addresses when checking into hotels. Powers reminisces about one of the first orders and how the new agents thought it was quite humorous ... ...

  • Word Count: 1430
  • Approx Pages: 6
  • Grade Level: High School

Got a writing question? Ask our professional writer!
Submit My Question