Special reveals for the first time the astonishing impact that Holmes has had on the development of real criminal investigation and forensic techniques. Special reveals for the first time the astonishing impact that Holmes has had on the development of real criminal investigation and forensic techniques. Special reveals for the first time the astonishing impact that Holmes has had on the development of real criminal investigation and forensic techniques. Special reveals for the first time the astonishing impact that Holmes has had on the development of real criminal investigation and forensic techniques.