I think that it is fascinating how many serial killers have the same middle name - Wayne.
Jack the Ripper was British though. That was in London. Though we have plenty of American serial killers to choose from. Yeah, from H. H. Holmes to Ted Bundy, to Jeffery Dalmer to who knows. The FBI says there are usually around 40 serial killers operating around the country at any given time.
Is it true that Seattle is America's serial killer capital? cough*Sprite*cough
As I recall, Holms bragged that he could have sex with any woman he met. That was part of his secret for prolific serial killing. He was a true artist at seduction. He was also a doctor. His home was designed specifically to be a murder factory.
Serial Killers do fascinate me--I have my favorites, mainly cannibals but I've read many theories like the one you've brought up.
Between 1977 and 1994, Joseph Naso only killed four women, but all four had alliterative names - their first and last names both began with the same letters.