Jack the Ripper

For thirty years Francis Westfield, a high school science teacher in the Stoke-On-Trent area has been collecting in a scrapbook details about Jack the Ripper. Every time a new book or theory emerged on the subject he would study it and evaluate it. In 2010 he decided to read all books on the subject he still had not accessed and see if a better approach could be found. After seeing that all but one book, which tried a Royal family connection which turned out to be fanciful, took the original 5 police suspects at the time, then added an extraneous character brought in as the author''s obvious own pet theory, he realised that no book on the subject had compared all the suspects in an attempt to eliminate them down to one individual serial killer. This he was immediately determined to do. He went on a search engine and found that there had been two hundred suspects named since 1888 (a useful round number!) and set about finding out not only their names and individual backgrounds but how