You might live to be 100. Are you ready?

A demographic change is unfolding, and many of us can expect a long life. It's time to provide the support needed

At the age of 111, a British accountant named John Tinniswood has just been declared the oldest man alive. Asked for the secrets to his remarkable longevity, he mentioned his fondness for a plate of fish and chips every Friday. Mostly, he thought it was down to pure luck".

When Tinniswood was born in Liverpool in 1912, the idea of living to 111 would have struck his parents as fanciful, if not absurd. The average life expectancy of a British male then was 52 years.

Andrew J Scott is Professor of Economics at London Business School and author of The Longevity Imperative : Building a Better Society for Healthier, Longer Lives, Basic Books, 2024.