In a line-up of suspects for which a witness must choose from may misidentify an innocent person as the perpetrator. This phenomenon is known as unconscious transference which has links to the way we remember faces stored somewhere in our memory. The witness may misidentify an individual simply because they recognize the face as familiar. Familiarity may derive from several instances such as if the suspect jogged regularly near the same route as the witness does or from a brief moment in a store. The witness may recognize the face in a line-up but if asked under different circumstances would most likely not be able to recall specifically how this face registers familiarity in their mind. This is known as source confusion as the witness may