dlanier/Getty ImagesThe road for left-handers, in this overwhelmingly right-handed world we live in, has never been an easy one to travel. But new studies pop up all the time showing that lefties are, at the least, more prone to accidents, both on the road and off it. That probably accounts for most of it,\" Howard Kushner, a historian of medicine and neuroscience, and the author of \"On the Other Hand: Left Hand, Right Brain, Mental Disorder, and History,\" says. AdvertisementAdvertisementRight Brain Left Brain FlipBut a few years ago, scientists found that those emotions were completely flipped in the brains of left-handers. Back to the road: If a lefty driver sees something bad on the road ahead, Casasanto suggests, that triggers an avoidance mechanism in the brain.