Neil Watson is a retired London Policeman, having joined the Metropolitan Police in 1975, almost 100 years to the day since the Whitechapel Mistress murder took place. He has therefore been writing about crime for 47 years. His first solo book was the Denham Massacre, published in 2018, about the murder of a family of seven in the village of Denham, Buckinghamshire, in 1870. Neil writes regular historical articles for the Whitechapel Society Journal, usually on the subject of Victorian crime or social history. He also gives talks on police history and is also an experienced genealogist of 30 years. Neil also organises London History walks with his voluntary group. He is married and lives in London.