Saturday, September 7, 2019

Field Notes and Reports Essay Example | Topics and Well Written Essays - 500 words

Field Notes and Reports - Essay Example Criminal investigation is the way of finding out, assembling, organizing, classifying and presenting evidence to establish what occurred and the person involved with the crime. Criminal investigation is a useful process, and it uses subtractive explanation, a reasonable procedure in which the ending follows from certain details. An investigator proves that the suspect is guilty of a crime through a certain aspect of the evidence (Lyman, 2013). There exist three main scientific methods in which a criminal can be identified, they include; Dactylography: is the study of fingerprints as a way of identifying an individual. Dactylography is regarded as a dependable way of recognizing an individual because the fingers’ and hands’ papillar lines are unique (Lyman, 2013). DNA: Forensic scientists can utilize DNA contained in the semen, blood, skin, saliva or hair found at the scene of a crime to recognize an identical DNA of a suspect. The FBI was the initial public sector crime laboratory in the United States to allow cases for DNA scrutiny. Uniformed and plainclothes officers play different roles in the criminal investigation as people rely on them to safeguard their lives and property. Various police officers focus in various fields such as chemical and microscopic scrutiny, guiding and firearms lessons, or handwriting and fingerprint recognition. Some work in various departments such as Special units and special weapons and tactics also known as SWAT (Lyman, 2013). It reviews and estimates the related features of an offense committed by diverse criminals. The inductive reasoning is founded on the hypothetical and investigational study of the criminal behavior. Inductive reasoning does not require expert forensic acquaintance, education or guidance in the criminal behavior study (Becker, & Dutelle, 2013). Deductive reasoning requires acquaintance and application of psychology, sociology, criminology and psychiatry. In deductive reasoning an

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