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John Bellettiere is a (assistant) Professor of Epidemiology at the University of California San Diego Herbert Wertheim School of Public Health and Human Longevity Science. Dr. Bellettiere's research focuses on aging and on behavioral epidemiology and chronic disease prevention using observational epidemiologic study designs, randomized clinical trials, and other experimental studies. He is Co-Director of Epidemiology Curriculum at the Clinical Research Enhancement through Supplemental Training (CREST) Program, an active member of the UC San Diego Women’s Health Center of Excellence, an Associate Member of the Women’s Health Initiative, and a mentor in the UC San Diego T32 Training Program in Improving the Health of Aging Women and Men.

Dr. Bellettiere is Principal Investigator of a New Investigator Award from TRDRP to study in-home cannabis and tobacco smoking and vaping and its impact on child health.

And is Co-Investigator on three NIH-funded projects:

1) To develop machine learning algorithms to improve measurement of sitting and sitting patterns in large cohort studies. (Funded by NIDDK, PI: Dr. Loki Natarajan)

2) A program project that includes an observational cohort, an RCT, and a case-crossover trial to identify the acute, medium-term and long-term effects of sedentary behavior on healthy aging, physical function, and mortality. (Funded by NIA, PI: Dr. Andrea LaCroix)

3) A collaboration between the Women’s Health Initiative and Harvard’s Women’s Health Study to investigate accelerometer-measured physical activity and sedentary behavior in relation to incident cancer in older women. (Funded by NCI, PI: Dr. Kelly Evenson)

Dr. Bellettiere was a recipient of the Paul Dudley White International Scholar Award from the American Heart Association, The National Science Foundation’s Smart and Connected Health Mentoring and Travel Award, the Susan and Stephen Weber Endowed Scholarship, the John O. and Mary L. Anderson Memorial Endowed Scholarship in Public Health, and the Transdisciplinary Research in Energetics and Cancer (TREC) Scholarship.