Forensic Linguistic Evidence
- naouress
- Dec 2, 2020
- 4 min read
The forensic evidence that goes beyond blood stains, fiber evidence, and shoe print.

Forensic linguistics is a rising forensic science that has been growing fast since the 1950's. A forensic linguistics definition lies in the interface between the science of language, law, and law enforcement. The forensic linguistics meaning consists in the relationship between the legal context and language used by humans.
Spoken language or written text become forensic items when present in a legal or criminal context; hence, the need for a forensic linguist. The term forensic lignuist meaning the role of who does the forensic linguistic investigation has entered the job market.
Today we witness an increasing interest in forensic linguistics. People are interested in learning more about forensic linguist jobs as well as forensic linguist salary and opportunities. The question of how to become a forensic linguist is being asked by many.
The growing interest in forensic linguistics reflects a need for its application. When no evidence is found, a forensic linguistic evidence might appear when one might have never thought existed. An exmaple is the analysis of suicide notes. Many suicide notes have not been written by the victims, however by people around them. Can we know who wrote the suicide notes then? Forensic linguistics says: "Yes, it's possible."
A forensic linguistics expert or an expert witness can help solve big crimes. Indeed, judges, lawyers, and jury members can make use of reliable forensic linguistic evidence. Who can become a forensic linguist is not only the one who can read an introduction to forensic linguistics and start analyzing linguistic patterns. A solid theoretical and applied linguistic background should be the foundation to becoming a great forensic linguist or expert witness. A lawyer who tries to interpret a written statement or a audio message does not make them a forensic linguist.
A scientific approach is followed when it comes to forensic linguistic analysis so that reliable evidence is extracted from data. Today we see branches like forensic stylistics, forensic text analysis, and so on. However, these are originally linguistic branches. Formal linguistics, psycholinguistics, sociolinguistics, computational linguistics, ethnolinguistics, dialectology, and neurolinguistics are all linguistic areas that can be used as tools in the investigation of forensic text and speech. Formal linguistics is what is being widely used by forensic linguistic experts. It includes five main areas: phonetics, phonology, morphology, syntax, and semantics. Although, some would consider pragmatics part of formal linguitsics, it remains deeply rooted in sociolinguistics. These areas are the knowledge bank behind any forensic linguistic analysis.
Forensic linguistic evidence is not about: "based on what he is saying, it seems that he is lying." It is rather about: "According to measured linguistic evidence, we have proof that he is lying." The degree of accuracy of the forensic linguistic analysis and its reliability lie in the significance of the results. In forensic linguistics, it is not only the linguistic pattern that matters, it is also its absence that can lead to insightful results.
Today, many universities are including forensic linguistic masters programs as well as research opportunities. There is a growth in demand for forensic linguistic internships and forensic linguistic jobs in the job market. Various forensic linguistic conferences are taking place in various places in the world, as well as online. It is important to attend such events so as to learn more about the field and its areas of application.
There are many AI tools based on natural language processing that can perform the task of forensic linguistic investigation. Their usefulness and degree of precision do not seem to replace entirely the human eye of a forensic linguist. The interpretation of text in the legal context is not a simplistic matter. Verdicts can be reached thanks to forensic linguistic evidence, therefore it should be handled with great care so that it can be reliable and truthful.
The goal of a forensic linguist is to defend no one but the truth. Seeking truth through linguistic investigation is what a forensic language expert is supposed to do, unlike lawyers. Not all the world's countries make use of forensic linguistic evidence, unfortunately. It seems that decision-makers need to learn about the power of linguistics and its use for forensic linguistics. Otherwise, the need for the application of forensic language analysis to court cases won't be perceived. How can one know that for a specific case, there is a need for a forensic text analysis if they do not know it even exists in the first place.
With the fast growth of internet users and social media platforms, many new problems are emerging every new day. Areas like cyber security and forensic linguistic investigation should be given more importance. A message sent from your phone to someone who was found dead the next day can make you a suspect. However, with forensic linguistic analysis, you can prove that the written message has nothing to do with your writing style. Some might wonder: "What if the linguistic style is manipulated in a way that matches another person's style?" Well it could happen. This will require more than the formal linguistic cues to address. Pragmatics will be called into play.
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