Nancy Deng | October 2nd, 2024
As commercial ancestry tests such as 23andMe gain popularity, there is a growing curiosity about our genes and what it can tell us about our past. While DNA provides insights into our personal ancestry, its broader implications extend to understanding society and how history is told.
What is genetic anthropology?
The use of genetics to address questions about human population history, community, and culture is the field of genetic anthropology, also referred to as molecular anthropology. Genetic anthropology is an emerging branch of science that combines genetics with archaeology and history to uncover details about human history, migration, and population relationships. By examining DNA sequences across diverse populations, genetic anthropologists are able to determine if different groups of people shared common geographical origins, shedding light on migration patterns and the evolution of populations.
How is genetic anthropology uncovering new narratives in history?
Genetics alone cannot fully describe the intricacies of population history. Focusing solely on genetic data risks oversimplification of events due to the lack of anthropological context. Without interdisciplinary collaboration, geneticists may overlook indigenous perspectives. Hence, genetic anthropologists play a vital role in reclaiming historical narratives. Vanderbilt’s Genetic Anthropology and Biocultural Studies (GABS) Lab, led by Dr. Jada Benn Torres, does just that. Dr. Benn Torres’ ongoing research in indigenous Caribbean communities, particularly among Puerto Ricans of African descent, aims to document genetic ancestry and community narratives. Her research highlights how genetic ancestry can serve as a powerful tool to illuminate overlooked stories.
What does genetic anthropology tell us about the future?
Genetic anthropology not only answers questions about the past but also offers insights into the future. Through its interdisciplinary and cross-cultural lens, this field offers a better understanding of the complex origins of humans. Genetic data can provide insights into how populations have adapted to different environments and can trace the evolution of pathogens like tuberculosis to identify health disparities. By employing such an approach, we can not only enhance our comprehension of history but also pave the way for its reinterpretation in a manner that aligns with stories told by indigenous communities.
References
“Genetic anthropology.” International Society of Genetic Genealogy Wiki. https://isogg.org/wiki/Genetic_anthropology#:~:text=Genetic%20anthropology%20is%20an%20emerging,how%20did%20we%20get%20here%3F%22.
Kass, Mikala. “Anthropology meets genetics to tell our collective story.” ASU News, 23 April 2019, https://news.asu.edu/20190423-discoveries-dna-anthropology-genetics.
