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Current Fellows in the Radiation Epidemiology Branch

Meet the fellows in the Radiation Epidemiology Branch (REB) and learn about their work.

Meet Principal Investigators in REB.

  • Macy E. Corley, B.S.N., R.N.

    Ms. Corley is an NCI iCURE Scholar and postbaccalaureate fellow in REB validating cancer treatment in SEER using electronic medical record and prescription file data from the Kaiser Permanente Breast Cancer Survivors Cohort. Her mentors are Drs. Jacqueline B. Vo and Lene Veiga.

  • Caroline Esposito, B.A.

    Ms. Esposito, postbaccalaureate fellow in REB, is working on Monte Carlo simulations of pediatric patient organ dose reconstructions in the NCI Pediatric Proton and Photon Therapy Comparison Cohort study. Her mentors are Drs. Choonsik Lee Keith Griffin.

  • Belinda Gorsuch, B.A.

    Ms. Gorsuch, postbaccalaureate fellow in REB, investigates the relationship between radiation and the development and progression of cancers with a focus on UV radiation. Her mentor is Dr. Elizabeth Cahoon.

  • Keith Griffin, Ph.D., M.S.

    Dr. Griffin, postdoctoral fellow in REB, is helping to establish the computational dosimetry methods needed for future epidemiological studies on the use of radiation in medical procedures, as well as for the atomic bomb survivors at Hiroshima and Nagasaki. His mentor is Choonsik Lee, Ph.D.

  • Haegin Han, Ph.D.

    Dr. Han, postdoctoral fellow in REB, is working on dose assessment for patients and medical staff during the procedures that involve radiography and fluoroscopy under the mentorship of Dr. Choonsik Lee, head of REB’s Dosimetry Unit.

  • Tae-Eun Kwon, Ph.D.

    Dr. Kwon, postdoctoral fellow in REB, is working on dose assessment for thyroid cancer patients and on dose recalculation for the U.S. Radiologic Technologists Cohort study, under the mentorship of Choonsik Lee, Ph.D., head of REB’s Dosimetry Unit.

  • Jim Mai, M.D., M.P.H., Ph.D.

    Dr. Mai, research fellow in REB, works on multidisciplinary studies of UVR exposure, photosensitizing medications, oncoviruses infection/activation, and cancer risk among SEER participants, U.S. radiologic technologists, and Medicare recipients. His mentor is Elizabeth Cahoon, Ph.D.

  • Sergio Morato Rafet, Ph.D.

    Dr. Morato Rafet, postdoctoral fellow in REB, contributes to projects focused on Monte Carlo simulations and Deterministic Transport codes to calculate organ dose in radiotherapy, diagnostic imaging, and nuclear medicine, under the mentorship of Drs. Matthew Mille and Choonsik Lee.

  • Sander Roberti, Ph.D.

    Dr. Roberti, postdoctoral fellow in REB and BB, investigates statistical methods as applied to studies of radiation, in particular related to the Chernobyl nuclear reactor accident. His mentors are Elizabeth Cahoon, Ph.D., and Li Cheung, Ph.D.

  • Rienna G. Russo, M.H.S.

    Ms. Russo, a predoctoral fellow in REB and Ph.D. candidate at Harvard, is investigating the effectiveness of statins on risk of cardiovascular disease among breast cancer survivors, and determining whether there is effect modification by breast cancer treatment. Her mentor is Dr. Jacqueline B. Vo.

  • Thi Van Trinh Tran, Ph.D., M.P.H., B.Pharm.

    Dr. Tran, postdoctoral fellow in REB, is working to understand the influence of early life risk exposures and hormonal factors on thyroid cancer risk and the secondary effects of radioactive iodine for thyroid cancer, under the mentorship of Cari Kitahara, Ph.D.

  • Isabelle van der Velpen, M.D., Ph.D.

    Dr. van der Velpen, postdoctoral fellow in REB, investigates the incidence of neurodegenerative disorders after occupational radiation exposure, as well as the occurrence of neurodevelopmental changes after pediatric radiation therapy. Her mentor is Cari Kitahara, Ph.D.

  • Yuehan Wang, Ph.D., M.Sc.

    Dr. Wang, postdoctoral fellow in REB, works with data from childhood cancer survivors to characterize the joint effects of radiation dose, chemotherapy, and other risk factors on subsequent thyroid cancer, as well as to explore the association between chest radiation field and dose, and subsequent breast cancer.

  • Shahriar A. Zamani, Ph.D.

    Dr. Zamani, postdoctoral fellow in REB, examines the role of germline variants in subsequent cancer risk among childhood cancer survivors and characterizes the genomic landscape of thyroid malignancies. His mentor is Lindsay Morton, Ph.D.

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