Original: Overview When it was first proposed in 1956 , in '' The Prehistory of Eastern Europe , Part 1 '' , Marija Gimbutas 's contribution to the search for Indo-European origins was a pioneering interdisciplinary synthesis of archaeology and linguistics .
Simplified: Background When it was first suggested in 1956 , Marija Gimbutas 's answer to the question of Indo-European origins was a pioneering interdisciplinary synthesis of archaeology and linguistics .