Dr. Maura L. Gillison, a pioneering epidemiologist, died at 61. She was a professor at the University of North Carolina at Chapel Hill and served as the director of the university's cancer research program.

She challenged the conventional view that a majority of head and neck cancers resulted from cigarette smoking and excessive alcohol consumption, proposing instead that HPV played a central role in their development. Her case‑control analysis examined thousands of patients and identified a strong association between high‑risk HPV strains and tumor tissue, a discovery that contradicted prevailing assumptions.

Her findings, published in leading journals, demonstrated that viral infection could account for a substantial proportion of cases previously attributed solely to tobacco and alcohol use, prompting new screening guidelines and public health initiatives. The implications of her work led major health organizations to revise their recommendations, emphasizing HPV vaccination and more frequent endoscopic examinations for at‑risk populations, thereby reducing incidence rates in recent years.

Colleagues recall her relentless dedication to evidence‑based medicine, noting that her clear communication helped translate complex scientific findings into actionable clinical guidance, a testament to her lasting influence on cancer care. Her work remains a cornerstone of modern oncologic research.