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
William Moulton Marston was educated at Harvard University, graduating Phi Beta Kappa and receiving his B.A. in 1915, an LL.B. in 1918, and a PhD in Psychology in 1921. After teaching at American University in Washington, D.C., and Tufts University in Medford, Massachusetts, Marston traveled to Universal Studios in California in 1929, where he spent a year as Director of Public Services. Marston had 2 children each with both his wife Elizabeth Holloway Marston and partner Olive Byrne. Elizabeth supported the family financially while Olive Byrne stayed home to take care of all four children. Marston was the creator of the systolic blood