Neil DeGrasse Tyson has been criticized by the anti-GMO crowd for not condemning GMOs during an interview during a book signing. He has now expanded his comments, as reported by Raw Story:

If your objection to GMOs is the morality of selling non-perennial seed stocks, then focus on that. If your objection to GMOs is the monopolistic conduct of agribusiness, then focus on that. But to paint the entire concept of GMO with these particular issues is to blind yourself to the underlying truth of what humans have been doing — and will continue to do — to nature so that it best serves our survival,” he advised. “That’s what all organisms do when they can, or would do, if they could. Those that didn’t, have gone extinct extinct.