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It is the basic tenet of why crime scenes should be investigated. Anything found at a crime scene can be used as physical evidence as long as it is relevant to the case, which is why the documentation of a crime scene and physical evidence in its true form is key for the interpretation of the investigation.
Forensic entomologist (FE) records relating to a death scene investigation can be divided into eight categories: initial contact notes, evidence submitted, Death Scene Case Study Form, autopsy report, local weather records, Specimen Disposition and Identification Record, chain of custody record and receipts, and finally, the Case Study Final ...
Forensic art is used to assist law enforcement with the visual aspects of a case, often using witness descriptions and video footage. [ 1 ] It is a highly specialized field that covers a wide range of artistic skills, such as composite drawing , crime scene sketching, image modification and identification, courtroom drawings, demonstrative ...
Crime reconstruction or crime scene reconstruction is the forensic science discipline in which one gains "explicit knowledge of the series of events that surround the commission of a crime using deductive and inductive reasoning, physical evidence, scientific methods, and their interrelationships". [1]
Crime scene reconstruction help put pieces of a case together. The steps to crime scene reconstruction involve: the initial walk-through and examination of the crime scene, organizing an approach for collecting evidence, formulate a theory, use the theory to track down suspects, reconciling all evidence that refutes the hypothesis or creates one.
In forensic science, questioned document examination (QDE) is the examination of documents potentially disputed in a court of law. Its primary purpose is to provide evidence about a suspicious or questionable document using scientific processes and methods.
Documentation should include the conditions under which the evidence is gathered, the identity of all evidence handlers, duration of evidence custody, security conditions while handling or storing the evidence, and the manner in which evidence is transferred to subsequent custodians each time a transfer occurs (along with the signatures of ...
In court cases, forensic scientists can fall victim to observer bias when not sufficiently blinded to the case or results of other pertinent tests. This has happened in cases like United States v. Green and State v. Langill. Also, the proficiency tests that forensic analysts must do are often not as demanding to be considered admissible in court.