much like how a surgeon might perform surgery, or how a butcher might dissect an animal. All the murders happened on weekends, so it could have been someone who did not live in London but visited the city on weekends, or someone who worked during the week and was only free at the weekends.
In September 2014, a research group claimed that it had identified Jack the Ripper as a 23-year old Jewish immigrant from Central Europe named Aaron Kosminski.[1]