biology. He explains the latest scientific understanding of exactly why we age and how we might prevent it. He examines the cutting-edge efforts to extend lifespan by altering our natural biology and raises profound questions. Might death serve a necessary biological purpose? As science advances, what will it mean for us all if people start living longer? And how can we increase our chances of living long, healthy and fulfilled lives? Why We Die is a narrative of uncommon insight and beauty from one of our leading public intellectuals. 'An incredible journey.' - SIDDHARTHA MUKHERJEE 'Joyfully alive' - STEVE BRUSATTE 'Scientists do not come much more eminent than Venki Ramakrishnan... wonderfully readable... fascinating.' FINANCIAL TIMES As heard on BBC Radio 4 Start the Week