Takes a big person to admit they're wrong
"Once the crowd's mannered applause had died down, he began. "My lords, ladies and gentlemen. I want to start with some apologies, which I believe are most appropriate to this audience. For the record, here and upfront, I apologise for having spent several years ripping up GM crops. I'm also sorry that I helped to start the anti-GM movement back in the mid-1990s and that I thereby assisted in demonising an important technological option which can be used to benefit the environment. As an environmentalist, and someone who believes that everyone in this world has a right to a healthy and nutritious diet of their choosing, I could not have chosen a more counter-productive path. I now regret it completely."
Amazing the Guardian ran the story.
We've seen some "warmist" change their minds lately on global warming. Maybe there's hope yet.