Georgian-Russian biologist,historian and dissident Zhores Aleksandrovich Medvedev (born 1925,right) talking to the Soviet geneticist Vladimir Pavlovich Efroimson (1908-1989,left). Efroimson worked mainly on the effects of ionising radiation,mechanisms of carcinogenesis and radiation sickness,immunity and neuropsychiatric genetics. Medvedev's work focused mainly on the mechanisms and problems of ageing. He wrote a number of samizdat anti-communist books,which,in 1972,resulted in him having his Soviet citizenship removed while carrying out research in London,UK |