Polygraph

also about witnesses and defendants flat-out lying. So once again, we can ask the central question; how do we know when someone is lying? Lie-detecting technology has existed since 1902 and rose to prominence in 1921 with the invention of the polygraph…

A main reason why women produce fewer patents than men is because there are more men that work in the science and engineering fields. These are mostly the fields where the patents are designed and developed. You don’t tend to see a lot of women in these fields even though it has improved a lot over the years. Because there are many men in these fields they design more inventions and end up with patents. Some would say it is because men are smarter, but in reality it is because women tend to shy…

around the world that have try to reduce corruption by hiring people in law enforcement that are in their mid to late twenties, but I would not because corruption does not have an age limit. Now some agencies process of recruitment involved the polygraph. There is some controversy about this, but I think that this should only be used if there are some issue in the background check such as some gray areas that need explanations. The training part is where most of…

Our current legal systems leads to wrongful conviction, which is a terrible injustice. The legal system does not come to the knowledge of many until a innocent person spends years in prison. There is a rising number of exonerations due to DNA. However, the growth of exonerations is causing more awareness about injustices in our legal system. In many minds there is rise of doubts now about the accuracy of the criminal justice system. Wrongful conviction has become a notable issue, part of the…

In 1975, two sisters, Katherine Lyon aged 10 years old and Sheila Lyon aged 12 years old went missing after a trip to a shopping mall in Maryland of Washington, D.C. The girls’ bodies were never found until now. This was one of the longest unsolved cases in Washington D.C.. These sisters were known as The Lyon Sisters and were born in Kensington, Maryland. Their parents, John and Mary Lyon, and brother, Jay, who is a police officer. John Lyon used to work in a local radio station, WMAL, which is…

be trained in police academy before joining any law enforcement. In order to become a police officer, one have to pass hours of background checks, tests, and obstacles. For example, “self-completion of Applicant Initial Screening Guide (1 Hour), Polygraph – (3 hours), Psychological exam – (8 hours), Physical abilities test – (3 hours), Background interview – (4 hours), Medical exam – (4 hours), and Entire background investigation – (8 – 12 weeks). Prior to attending the academy, applicants…

The combination of criminal justice and psychology has created various fields; one of which being behavioral analysis more commonly known as profiling. Although being a relatively new field of study behavioral analysis is extremely helpful in the field and class-room settings in learning criminal behavior. This essay will bring to light the process of become a special agent and entering into the behavior analysis unit created by the National Center for the Analysis of Violent Crime (NCAVC). In…

During mid 1979 to mid 1981 the city of Atlanta was terrified as a serial killer murdered twenty-eight young African-Americans and discarded their bodies in isolated areas and rivers (Townsend, 2017). Finally, in June of 1981, the police arrested Wayne Bertram Williams for the murder of two adults whose bodies were recovered from the Atlanta River (Townsend, 2017). Furthermore, prosecutors believed Williams was responsible for the murders of twenty-three children making him the prime suspect…

Office Brietzke has been in some kind of law enforcement ever since he graduated from college in 1995. Prior to entering the Delaware State Police, Officer Brietzke worked with the Chatham Police Department in Massachusetts, the United States Border Patrol, and the Department of Veteran Affairs Police Department. He started with the Delaware State Police in July of 2002. According to Officer Brietzke, the Delaware State Police follows a militaristic ranking structure starting with Trooper…

Magnetic Resonance Imagining (MRI) measure the frequency of magnetic-resonance signal. These signals can be measured at the same time, and their location is sorted based on resonant frequency. deCharms (2008) alikeness the MRI process to hearing several notes on a piano concurrently and then separating out the individual keys that produced each note based on the pitch of the note. MRI measures simultaneous signals emitted from an individual (just like the piano) and the origins of each signal…