Seeds of science: why we got it so wrong on GMOs

Changing one’s beliefs is one of the hardest things to do. Admitting to being wrong is tough, even in the face of the most convincing evidence. But Mark Lynas did exactly that: once a hard-set activist who hacked down fields of genetically modified maize in the middle of the night, he is now an advocate for genetically modified organisms (GMOs) and tries to dispel myths about the technology.