Here is a link to an interview with Cynthia Kenyon, published in New Scientitst back in 2003. It's subscription only now and though I've got a copy on my hard drive it might be better if I just direct you to a site where someone called James Hughes will provide the text!
She is heavily committed to finding a life extending drug. To me, personally, this will run smack bang in to the Law of Unintended Consequences head on. Lowering insulin by diet choices, as she currently practices, seems to be the best plan for a reduction in the diseases old age. (Peter crosses fingers).