In a world designed for the right-handed majority, how have left-handers not only survived but sometimes thrived? This week, Tim discovers why about one in ten of us stubbornly writes, throws, and stirs tea the ‘wrong’ way. Psychologist Chris McManus explains the deep evolutionary roots of handedness — and why our hearts might secretly be to blame. Meanwhile, author Ed Wright argues that a lefty’s surprise factor once turned the tide in duels, battles, and even modern baseball. Is it true that lefties think differently? Are they more creative, better leaders — or just more likely to spill ink across their homework?