Leonard Hayflick's Pessimism

This article from UPI sheds some light on part of the scientific debate over longevity and aging. Leonard Hayflick is one of the most pessimistic gerontologists when it comes to extending the healthy human lifespan; given his influence, his position on the possibility of healthy life extension is an unfortunately one. Most mainstream gerontologists - who are still too pessimistic in our eyes - disagree with Hayflick, even if they are not as directed and upbeat as Aubrey de Grey.

Link: http://www.upi.com/view.cfm?StoryID=20031124-034745-5824r