Alison Marsh is a private investigator at Miss A. M. Investigations, registered with the UK Private Investigators Network, with qualifications in forensics, criminology, profiling, criminal psychology and private investigation. She has been profiled (sometimes under the name Alison Harris) by The Daily Mail, the Independent, The Lady, The Metro, The Sun, Woman Magazine, The Mirror and OK! Magazine, among others, and has appeared on BBC Woman's Hour (26th Dec 2023). She lives in Oxfordshire with her family and two dogs. Private Lies will be her first book for the trade.