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Susan Palmer and Bryan Sentes ("Saviours of souls", THES , January 17) could have insisted on the common outlook of the Raelian cult and the scientific establishment. Most geneticists oppose reproductive cloning while it is technically unsafe and favour "therapeutic", ie eugenic, cloning. Next time Rael's little green man jets in, perhaps the biotech companies should offer him a consultancy.

C. F. Goodey
London