Marian L Neuhouser, PhD, RD, is a Full Professor and the Program Head in the Cancer Prevention Program, Division of Public Health Sciences at the Fred Hutchinson Cancer Research Center in Seattle, WA. She is also Core Faculty in Nutritional Sciences and Affiliate Professor of Epidemiology, both in the School of Public Health, University of Washington. Dr. Neuhouser has broad experience and leadership in large cancer prevention clinical trials, including the Women's Health Initiative and the Prostate Cancer Prevention Trial, as well as controlled feeding dietary interventions, behavioral dietary interventions and large observational cohorts.  Dr. Neuhouser is Principal Investigator or Co-Investigator of multiple NIH-funded grants and has over 400 manuscripts published in the peer-reviewed biomedical literature. Dr. Neuhouser is an Associate Editor for the Journal of Nutrition. She is currently a member of the Food & Nutrition Board of the National Academy of Sciences, Engineering and Medicine and she Co-Chairs the SWOG Cancer Research Network's Prevention & Epidemiology Committee. Dr. Neuhouser was a member of the 2015 Dietary Guidelines Advisory Committee and was President of the American Society for Nutrition from 2016-2017. 

Jeannette M Schenk, PhD, RD, is a senior staff scientist in the Cancer Prevention Program, Division of Public Health Sciences at the Fred Hutchinson Cancer Research Center in Seattle, WA.  As a nutritionist and epidemiologist with training and expertise in the causes and prevention of prostate diseases, Dr. Schenk’s research is focused on how diet, exercise and obesity contribute to prostate cancer risk, aggressiveness and progression. Dr. Schenk serves as the lead epidemiologist for several large prostate cancer cohorts, including the Prostate Cancer Prevention Trial (PCPT), Selenium and Vitamin E Cancer Trial (SELECT) and Prostate Cancer Active Surveillance Study (PASS).  Her research also focuses on the design, implementation and analysis of behavior dietary intervention trials and the development and evaluation of technology-based dietary assessment methods.

Sarah Altvater, MS, RD, is a registered dietitian with a background in communications. In her role as research dietitian, Sarah serves as the primary interventionist for the FREH and PALS studies and spends most of her time providing nutrition education and utilizing motivational interviewing techniques to support participant compliance. Sarah earned a Master’s degree in Nutrition & Dietetics from Bastyr University prior to completing a clinical internship rotation at MD Anderson Cancer Center in Houston, TX, where her interest in the relationship between nutrition and cancer began.

Diana Lowry is a senior level professional in the cancer clinical research arena. Her mission is to have a meaningful impact with investigators on the lives of people with or at risk for cancer. Key accomplishments include developing and managing multi-site cancer research programs. She has nearly 30 years' experience leading teams through all phases of clinical research. She creates processes and infrastructure to facilitate research collaboration across organizational senior directors, scientific faculty, and study sponsors.

Carolyn Ehret, MS, RDN, CD, is a Registered Dietitian Nutritionist. She is the Program Administrator for the Nutrition Assessment Shared Resource (NASR), where she oversees all aspects of a scientific shared resource that provides comprehensive support to investigators who include dietary assessment in their research protocols. Carolyn’s previous roles during her 25+ years at Fred Hutch have centered around implementation, management and monitoring of scientific research programs focused on human nutrition and cancer prevention, including the Women’s Health Initiative (WHI) and the Transdisciplinary Research on Energetics and Cancer (TREC) consortium. She is a Seattle native, and received both her bachelor’s (Nutrition & Foods) and master’s (Nutritional Science) degrees from the University of Washington.