Study Team

National Cancer Institute
Division of Cancer Epidemiology & Genetics
Radiation Epidemiology Branch

Principal Investigator

Cari Kitahara, Ph.D.

NCI Study Manager

Abigail Ukwuani, M.P.A.

Associate Investigators

Elizabeth Cahoon, Ph.D.

Mark Little, DPhil

NIH Scientist Emerita

Martha Linet, M.D., MPH

NCI Study Manager, retired

Michele Doody, M.S.

Dosimetry Team

Steve Simon, Ph.D.

Daphnee Villoing, Ph.D.

David Borrego, Ph.D.


Dale Preston, Ph.D. (HiroSoft International)

University of Minnesota
School of Public Health

The University of Minnesota has been the home of the USRT study office since the study began in 1982. The University of Minnesota study team of faculty, staff, and college students is committed to high quality research and making your experience as a participant as rewarding and enjoyable as possible.

Principal Investigator

Bruce Alexander, Ph.D. External Web Site Policy

Study Manager

Allison Iwan

Study Manager, retired

Diane Kampa

American Registry of Radiologic Technologists

Executive Director

Jerry Reid External Web Site Policy