Meet the Research Team

The Essential Access Health Research Center team consists of well-known experts in contraceptive research, gynecology, family planning, epidemiology, data management and analysis, computerized subject tracking, and management of multi-media recruitment campaigns. The Research Center team has published pioneering research that has advanced new contraceptive products, promoted innovative strategies for reproductive health care delivery and shaped public policy. Our Research Center is staffed by experienced and dedicated interviewers, project monitors, data managers, and analysts


Ron Frezieres, Vice President of Research + Evaluation

Ron Frezieres has served as the Research Center’s principal investigator for over 35 years, leading the Research Center’s design, execution, and analysis of Phase I, II, III, and IV clinical investigations of sexual and reproductive health products. Ron has published numerous articles in Contraception and Family Planning Perspectives and has presented his work at conferences and forums across the country. He also serves as a consultant to the National Institutes of Health and various family planning research organizations including Family Health International, CONRAD, and PATH to enhance clinical trial design, project management and recruitment strategies.


Dr. Anita Nelson, Medical Director

Dr. Anita Nelson, Medical Director of Essential Access Health’s Research Center, has published over 200 articles in professional journals, and authored over a dozen books, including Contraceptive Technology and Managing Contraception. She has conducted extensive research for the National Institutes of Health and commercial companies in the areas of contraception, menopause, and gynecologic infection. Dr. Nelson is a Professor Emeritus in the Department of Obstetrics and Gynecology at the David Geffen School of Medicine, the University of California, Los Angeles; Clinical Professor of Obstetrics and Gynecology at the Keck School of Medicine at the University of Southern California; and Professor and Chair of Obstetrics and Gynecology at Western University of Health Sciences, College of Osteopathic Medicine of the Pacific.


Terri Walsh, Director of Research + Evaluation

Terri Walsh has over 30 years of experience in study design, protocol development, data management, analysis and report writing for contraceptive efficacy trials. She has extensive expertise in supervising data management and analysis for numerous trials, evaluating family planning service delivery and assessing contraceptive acceptability and contraceptive risk-taking behaviors. Terri has authored numerous scientific articles published in Contraception, Family Planning Perspectives and The Lancet. She has also served as a consultant to support international family planning programs, smoking cessation programs, market survey designs, sexually transmitted disease surveillance and health care delivery evaluations.


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