In Issue 5/Volume 12, October 2009, of Aubrey de Greys scientific journal ‘Rejuvenation Research’ there’s an interview with Leonid A. Gavrilov and Natalia Gavrilova, age researchers from the University Chicago, not only but especially about the relation between extreme longevity and demographic development. This interview has been published recently in November and can also be read for free under this adress:
http://health-studies.org/pdf/Interview-RR-2009.pdf
Possibilities of comments and discussions in Gavrilovs Blog ‘Longevity Sciene’ and in a special thread in the forums of the Immortality Institute (ImmInst).