first guest is a specialist researcher in demography and international social policy at the university of southamptonso director of the centre for population change at the economic and social research council. professorjane falkingham, a real pleasure having you on the show. and, jane, let's start with this because global life expectancy, it's rising. 0n the face of it, that's great news, right, for individuals or for families? but, jane, i'm just wondering, what kind of societal challenges does it pose? it's fantastic news that life expectancy is rising and it's rising right across the globe. but of course, it does have challenges, with more people living longer. one of the things is we've got more people living now into their 70s, 805, 90s, and even into their hundreds. life expectancy is why we as individuals are living longer. but actually, it's falling birth rates which is why societies as a whole are ageing. we have fewer people of working age to support more people of older ages and, of course, that then presents challenges in terms of, how do we take care of those older people, their health?