Forensic Text Message Analysis - A Powerful Tool in Aiding Criminal Investigations

Forensic mobile phone analysis was influential inhis theory on forensic text message analysis. He
February 2008 in providing linguistic evidencestated that identifying the author of an
which contributed to the conviction of Davidanonymous text message might seem like an
Hodgson in the tragic murder of Jenny Nicholl.impossible challenge as they are typically very
The Jenny Nicholl case highlighted how peopleshort and fragmented. Traditionally, forensic
choose their own text language "rules" - whichlinguists use a descriptive approach but modern
they tend to use throughout all their messages.technological developments and a systematic
Each persons "text speak" differs from one andapproach to text message analysis has helped
other.solve several criminal investigations.
Forensic linguists showed that text messagesMr Grant demonstrated that there are several
sent from Jenny's phone after she went missingstylistic features that are consistently used in
had a style that was more similar to that ofmessages where they know the author. For
David Hodgson.example, Jenny Nicholl used "my" and "myself"
Jenny Nicholls' body was never found, but thewhile David Hodgson often adopted Yorkshire
jury accepted the prosecution's view thatdialect, using "me" and "meself."
Hodgson had been sending texts on her mobileForensic linguists looks to see whose style is most
after her presumed death and found him guilty ofsimilar to that used in any disputed texts and is
murder. The case is illustrative of what can bebecoming a common forensic tool. Mobile phone
achieved by analysing mobile phone messagesforensic analysis is now being used to identify
Speaking at the British Association Sciencewitness during assaults and also to identify
Festival in Liverpool, Dr Tim Grant, Centre forsuspects in workplace bullying.
Forensic Linguistics at Aston University, explained