Lasso of Truth period before, during and after World War I, on understanding and perfecting the systolic blood-pressure test while working on his Ph.D. in psychology at Harvard University. Blood pressure was one of several elements measured in the polygraph tests that were being perfected since as far back as Italian criminologist Cesare Lombroso, in 1895. Marston's wife, psychologist and lawyer Elizabeth Holloway Marston, one of his inspirations for the Wonder Woman character, also played a key role in his lie detector research. But the lie detector had nothing to do with Marston's creation of the Magic Lasso. Wonder Woman's "Magic Lasso" or
Comic book for collectors, or if it primarily services speculators who wish to make a quick profit trading in comics as one might trade in stocks or fine art. Comic grading has created valuation standards that online price guides such as GoCollect and GPAnalysis have used to report on real-time market values. The original artwork pages from comic books are also collected, and these are perhaps the rarest of all comic book collector's items, as there is only one unique page of artwork for each page that was printed and published. These were created by a writer, who created the story; a