Criminology hair

Oct 2, 2022CRIMINOLOGY WELCOME & RECEPTION RITES 2022 (ESSU-MAIN). CRIM How Flight
Duration: 15:56
Posted: Oct 2, 2022

Hair Evidence

Humans shed an average of approximately 100 head hairs per day

Hair Comparison Microscopy

A comparison microscope, which is made up of two compound light microscopes connected by an optical bridge

Factors to Consider

Many factors affect the robustness of hair association analyses, including variations in the adequacy of equipment and staff experience and training

The Suitability of Hair For DNA Analysis

To test the suitability of a human hair sample for nuclear DNA analysis

Can human hairs be used to investigate crime?

The study of human hairs as an aid to the investigation of crime, Journal of Forensic Medicine (1956) 3:55–63

Kidd, C B M and Robertson, J

The transfer of textile fibres during simulated contacts, Journal of the Forensic Science Society (1982) 22:301–308

Kind, S S and Owen, G G

What challenges do forensic hair examiners face?

Crocker (1991) stated that “the greatest challenge faced by forensic hair examiners is to be able to leave the witness box with a feeling of assurance that members of a jury, or a judge acting alone, have the same appreciation as the examiner does of the proper level of significance to be given to the hair evidence

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Why is hair important in forensic science?

It is estimated that hair is found at the crime scene in over 90% of cases [ 2 ]

In certain cases, the hairs found may be the key to solving the case; their detection would determine whether the case can be solved

Therefore, hair is an important type of biological material in forensic science