Purple Ray Purple Ray The Purple Ray, created by William Moulton Marston and featured in Wonder Woman comics, is a fictional healing device that brought a person back from the dead. Prior to the comic book storyline "Crisis on Infinite Earths", Diana invented the Purple Ray in order to heal Steve Trevor from injuries he sustained when his plane was shot down and he was left adrift in the sea for days. The Purple Ray was an all-around healing device. Variations on the concept survived into Earth-1, post-Crisis, post-Zero Hour and post Infinite Crisis continuities. Once it was used to revive the
Lie detection the data. The study of physiological methods for deception tests measuring emotional disturbances began in the early 1900s. Vittorio Benussi was the first to work on practical deception tests based on physiological changes. He detected changes in inspiration-expiration ratio—findings confirmed by N.E. Burtt. Burtt conducted studies that emphasized the changes in quantitative systolic blood-pressure. William Moulton Marston studied blood-pressure and noted increase in systolic blood pressure of 10 mm Hg or over indicated guilt through using the tycos sphygmomanometer, with which he reported 90–100% accuracy. His studies used students and actual court cases. Then in 1913 W.M. Marston determined systolic