How Large Was the Area in Which Proto-Indo-European Was Spoken?

As the current series on the origin and expansion of the Indo-European languages nears its completion, only a few remaining issues need to be discussed. Today’s post examines once again the mapping by Bouckaert et al. of the area likely occupied by the speakers of Proto-Indo-European (PIE). The focus here, however, is not on the location of this ancestral linguistic …