caption death_date fields workplaces birth_date alma_mater image article_title name death_cause
isaac 1967 -lrb- right -rrb- with j. desmond clark in 05 october 1985 archaeologist harvard university , university of california , berkeley 19 november 1937 university of cape town , peterhouse , cambridge clarkisaac.jpg glynn isaac
 glynn llywelyn isaac yokosuka , japan
glynn isaac

glynn llywelyn isaac -lrb- 19 november 1937 -- 5 october 1985 -rrb- was a south african archaeologist who specialised in the very early prehistory of africa , and was one of twin sons born to botanists william edwyn isaac and frances margaret leighton .
he has been called the most influential africanist of the last half century , and his papers on human movement and behavior are still cited in studies a quarter of a century later .
