Police want to speak to this woman in connection with a malicious parcel that was sent out in the post.
The victim, who lives in Hemel Hempstead, received the package on Thursday, July 24.
It was sent during the previous day via a post office in St Albans Road, Watford.
Officers believe the woman, pictured, may have information that could assist the police investigation.
Anyone who recognises this woman is asked to contact Det Sgt Ben Freeman via the Herts Police non-emergency number 101, quoting crime reference D1/14/4421. Alternatively call Crimestoppers anonymously on 0800 555 111.