Recent studies in paleogenetics—science that uses ancient DNA to understand human history—have shed new light on the social structures of ancient Celtic societies in what is now the United Kingdom and Germany. Researchers have found evidence suggesting that women may have played powerful roles in these societies. This is indicated by the fact that women's burial sites often contained more valuable goods, and they may have inherited land by staying in their birthplace rather than moving to their husband's home. These findings challenge the traditional view that ancient European societies were predominantly patriarchal. The study focused on the Iron Age, a period roughly between 1200 BCE and 400 CE, known for significant cultural and technological developments. Researchers are now calling for broader genetic analyses from this era to better understand the role of matrilineal—meaning passed down through women—inheritance in pre-Roman societies. This would help determine whether the patterns observed in the study were isolated or widespread. In northeast England, several burial sites associated with the Arras culture—a group of Iron Age communities—provide an excellent opportunity to explore these findings further. These sites have yielded more than 500 sequenced genomes, offering a large dataset for analysis. A preprint study, meaning research that has not yet been peer-reviewed, has used this data to reconstruct a genealogy spanning 13 generations. This reconstruction has revealed the existence of two matrilineal clans—groups of related families—where members married within the clan while maintaining strict ties to their lineage. These findings suggest that social structures in Iron Age Celtic societies may have been more complex than previously thought, with matrilineal inheritance playing a significant role in organizing communities. Further research on similar sites and genetic data could provide a more comprehensive picture of how these ancient societies functioned and how power and property were passed down through generations.