Aren’t we always looking to get more done in less time? So we show up early and work late and it never seems to be enough. Is the answer multitasking?Unfortunately, no. According to a report from the University of London, multitasking makes you less intelligent. They found that levels in IQ dropped as test participants multitasked. The IQ levels were what would be expected if the participants had just smoked pot or stayed awake all night.