Trichology And Forensic Hair Analysis

Trichology is the scientific study of structure function and diseases of human hair which is also known as hair analysis. The significance of analyzing hair or fiber was acknowledged in the early phases of forensic science. In France the year of 1857 the world was introduced to one of the first extremely careful, crime-solving, science-based criminological science reports produced involving the scientific study of hair introducing the idea of hair and fiber analysis. Hair analysis has played a big part in courts since the beginning of the 1900s and up until now. Some cases have convicted suspects on hair analysis while some such as the FBI have recognized flaws and injustices. I believe that the era of the 1900’s hair analysis where flawed …show more content…
As of now Timothy Bridges based on an Erroneous Microscopic Hair Evidence has been exonerated after wrongly serving 25 years in prison. Showing that errors have been made more than just a few times. With hair and fibers you can help to identify a suspects, identify crime victims, Tell what crime that has been committed, you can also pinpoint the victim or a suspect location. Forensic Hair analysis has become more prevalent and widespread due to its usefulness in criminal court cases because it is more resistant to decay meaning hair can remain intact far longer than any other evidence and one of the most frequently found pieces of evidence at the scene of a violent crime. Through hair analysis a variety of things can be determined If the hair is human or animal, Where the hair came from exactly such as the head hair, eyebrow and eyelash hair, beard and moustache hair, body hair, pubic hair and axillary hair. The race of someone, Origin, DNA if the root is present ,manner in which hair was removed, Drugs one has ingested and the paternity.While the three major types of hair analysis are (1) To test the hair shaft for drugs or nutritional deficiencies in a person’s …show more content…
(2)To analyzing DNA collected from the root of the hair. (3) To determine If the hair is human or from an animal. When it comes to discovering and determining a person ethnicity it’s a number of details that sets hair samples apart. Each strand consists of three layers, the cuticle, cortex and medulla, and a protein called keratin is the hair’s main component. When determining hair shape follicles are what set each ethnicity apart. Asian hair grows from a round hair follicle, while African American hair sprouts from an oval one, and Caucasian and Hispanics hair follicles can be circular or