About Us

Research Investigators	MARBLES Staff
Irva Hertz-Picciotto, Ph.D. is the MARBLES principal investigator and a world-renowned epidemiologist and expert on environmental chemicals and their effects on pregnancy and early childhood health and development.	Project Manager McKenzie C. Oliver, MPH
Rebecca J. Schmidt, PhD Associate Professor, Public Health Sciences and the MIND Institute is a molecular epidemiologist whose research goal is to advance understanding of how gestational exposures interact with each other, genetic susceptibility, and developmental programming to influence neurodevelopmental outcomes of children. Dr. Schmidt's Bio UC Davis MIND Institute	Clinical Psychologists Elise Hanzel, Ph.D. Dorcas Roa, Ph.D.
Cheryl Walker, M.D. is an obstetrician and specialist in reproductive health and infectious diseases.	Recruitment Coordinator Bao Luu
Sally Ozonoff, Ph.D. is a child clinical psychologist and leading researcher on early indicators of autism.	Home Visit Staff Britney Haapanen Dorothy Hoang
Deborah Bennett, Ph.D. is an expert in assessing exposures to environmental pollutants.	Interviewer Terri Strack
Judy Van de Water, Ph.D. is an immunologist working on the potential role of immune dysfunction in autism.
Lihong Qi, Ph.D. is a biostatistician engaged in the analysis of MARBLES study data.
Daniel J. Tancredi, Ph.D. is a biostatistician engaged in the analysis of MARBLES study data.