We recount the evidence for the so-called “Steppe Hypothesis” discussed in Damgaard et al. 2018 and offer a revised linguistic and historical model for the prehistoric dispersal of three important... Show moreWe recount the evidence for the so-called “Steppe Hypothesis” discussed in Damgaard et al. 2018 and offer a revised linguistic and historical model for the prehistoric dispersal of three important Indo-European language subgroups—the Anatolian Indo-European languages into Anatolia, the Tocharian languages into Inner Asia, and the Indo-Iranian languages into South Asia—based on the newly analysed archaeogenetic data. Show less