How long do you want to live, and why? These are the questions that bestselling author (‘Experimental Man’) and science writer David Ewing Duncan explores, with surprising results.

When I’m 164 surveys the increasingly legitimate science of radical life extension — from genetics and regeneration to machine solutions — and considers the pluses and minuses of living to age 164, or beyond: everything from the impact on population and the cost of living to what happens to love, curiosity, and health. Concluding that anti-aging technologies will probably succeed in the next 30 to 50 years, Duncan brings us back to the age-old question posed by the Beatles in their classic song: “Will you still need me, will you still feed me, when I’m … ”