–Aubrey De Grey, biomedical gerontologist and Chief Science Officer of the SENS Research Foundation, joins David to explain why he is annoyed with a recent Guardian article about his research on solving the problem of aging

http://www.theguardian.com/commentisfree/2014/jul/07/life-extension-dictators-ultra-rich-longevity-science

http://www.youtube.com/watch?v=vVOex2MOB6A