Dr Percy Clark, assistant to the examining pathologist George Bagster Phillips, linked only three of the murders and thought that the others were perpetrated by "weak-minded individual ... induced to emulate the crime".
Dr. Percy Clark, assistent til patologen George Bagster Phillips, knyttede kun tre af mordene til samme mand og mente de andre var kopierede af "svagsindede individer ... forsøgende i at efterligne mordene".