Article from the Cosmopolitan (1929).
Smith, a former Lord Chancellor who became the Earl of Birkenhead in 1922, was writing in a period when tuberculosis was a major killer in the UK and around the world. He was optimistic enough to suggest the eradication of this and other epidemic diseases was “fairly certain” by 2030, as was “the discovery of cures for such scourges as cancer”.
Death from old age could also be delayed, Smith thought. Scientists would create injections containing an unspecified substance bringing “rejuvenations”, which would be used to prolong the average lifespan to as much as 150 years.
Smith acknowledged this would present “grave problems” from an “immense increase in population”. He also foresaw extreme inter-generational inequality, wondering “how will youths of 20 be able to compete in the professions or business against vigorous men still in their prime at 120, with a century of experience on which to draw”?