51�Թ�

"External and substance-related causes are most important because often that's what people die of in this age group," says Antonino Polizzi, researcher at the Leverhulme Centre for Demographic Science at the University of Oxford.

The study was produced as part of a £1 million Research Leadership Awards grant from the Leverhulme Trust.

There is a risk that retrograde gender stereotypes about sex and pleasure get encoded into sex chatbots, says Dr Kerry McInerney, senior research fellow at the Leverhulme Centre for the Future of Intelligence, at the University of Cambridge.

He is also Director of the Leverhulme Research Centre for Functional Materials Design and Co-Director of AIChemy, a national research hub for the use of artificial intelligence in chemistry.

AI ethicists from Cambridge's Leverhulme Centre for the Future of Intelligence outline three design scenarios for platforms that could emerge as part of the developing "digital afterlife industry," to show the potential consequences of careless design in an area of AI they describe as "high risk."