SHANKAR VEDANTAM, BYLINE: It's one of the most famous scenes in the 'Harry Potter' series. (SOUNDBITE OF FILM, 'HARRY POTTER AND THE SORCERER'S STONE') So what can they really reveal about the people who take them? Here's NPR's social science correspondent Shankar Vedantam.
BuzzFeed had a quiz called Which 'Star Wars' Villain are You? Well, some employers are using more rigorous personality tests.
If anybody with Internet access eventually sees the offer click here and take an online personality test, they're not very scientific.
