Richard Whittington-Egan

Richard Whittington-Egan (22 October 1924 – 14 September 2016) was a Liverpool-born writer and criminologist, the author of Liverpool Colonnade and Liverpool Roundabout, two colourful chronicles of Liverpool's historical characters, crimes and mysteries. A leading author on true crime over a long period of time, he is acknowledged also as an expert on Jack the Ripper.
from Wikipedia