John Olsson

Dr John Olsson is one of Britain’s leading forensic linguists and the world’s first fulltime language detective. He is an internationally recognised forensic linguist who has given crucial testimony in high profile trials around the world. His specialty is exposing the authorship of anonymous documents including hate mail, hoax letters and product contamination threats; as well as kidnap and ransom demands. He has also solved a number of codes in conspicuous criminal cases and has worked on every serious class of crime including murder, terrorism, assault, fraud, forgery, narcotics distribution, organised crime, kidnapping and extortion.