"A study of the DNA of Ireland’s Stone Age inhabitants has produced spectacular results, with far-reaching consequences for our understanding of prehistoric population movement and the structure of that ancient society. Writing in Nature, Cassidy et al.1 report their striking discoveries from this project."
https://www.nature.com/articles/d41586-020-01655-4?fbclid=IwAR2xkhThRHND7_TzVXLuKb7pUwtdxumwUPAhgB2ZKhenkikGA9JqR14xXOQ