Genome-wide data from medieval German Jews show that the Ashkenazi founder event pre-dated the 14th century
Shamam Waldman, Daniel Backenroth, Éadaoin Harney…·David Reich
The paper analyzes genome-wide data from medieval German Jews to show the Ashkenazi founder event occurred before the 14th century, with genetic heterogeneity not present in modern Ashkenazi Jews.