Timothy R. Rebbeck is the Vincent L. Gregory Professor of Cancer Prevention at the Harvard TH Chan School of Public Health and the Dana-Farber Cancer Institute. Professor Rebbeck’s studies the etiology and prevention of cancer, with an emphasis on cancer disparities and global health. He has directed large, multicenter studies and international consortia that have identified genetic, molecular, and epidemiological factors associated with cancer risk, outcomes, and disparities. He leads the international Men of African Descent and Carcinoma of the Prostate (MADCaP) network and has led a number of consortia studying hereditary cancer risk and prevention. Dr. Rebbeck has received continuous federal research funding since 1994. In addition to his research activities, Professor Rebbeck leads a number of initiatives on the Harvard Campus. He serves as Associate Director for Cancer Equity and Engagement in the Dana-Farber / Harvard Cancer Center. He is the founding director of the Zhu Family Center for Cancer Prevention at the Harvard TH Chan School of Public Health. In these roles, he fosters a variety of cancer research and educational activities to ensure that Harvard research engages with and positively impacts communities with the greatest disease burden worldwide. Professor Rebbeck served for 10 years as Editor-in-Chief of the journal Cancer Epidemiology, Biomarkers and Prevention. He was a Fulbright Specialist to Africa in 2011-2016 where he developed cancer research capacity in Sub-Saharan Africa.