David Sinclair is an Australian biologist and professor of genetics at Harvard known for his research on aging and longevity mechanisms. David chats with the Armchair Expert on his field of advancing the age of an organism, the stigma around aging research and his existing accomplishment of reversing the age of eyes in mice. Dax asks why humans have evolved to die and David explains the epigenome and it's part in longevity. The two talk about the ethical questions surrounding this issue and David explains the potential for erasing diseases eventually leading to 300 and 400 year long life spans. See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.