LONDON—The deaths of four scientists involved in defense research, and the mysterious disappearance of a fifth, are causing considerable speculation here. Although the police initially treated the incidents as unrelated, opposition politicians have highlighted what could be a significant common factor—the men all were involved with advanced signal processing and software.

Last August Vimal Dajibhal, 24, a computer programmer with Marconi Underwater Systems, was found underneath a bridge in Bristol after an apparent suicide. Two months later another Marconi employee, Ashhad Sharif, 26, apparently killed himself by putting a noose around his neck, tying the rope to a tree and driving off in his car. The incident also occurred in Bristol, although Sharif worked for another Marconi division in London. In January Avtar Sinoh Gida, who was a friend of Dajibhal and was then completing a Ph.D. in acoustics technology at Loughborough University, was reported missing. He was testing underwater...

Interested in reading more?

Become a Member of

Receive full access to digital editions of The Scientist, as well as TS Digest, feature stories, more than 35 years of archives, and much more!
Already a member?