CIRCLE Director and Principal Investigator, CIRCLE Project 1 Co-Leader, CIRCLE Core A Leader, Chair of Childhood Leukemia International Consortium, and Principal Investigator of the California Childhood Leukemia Study. Dr. Metayer is an Associate Adjunct Professor at the University of California, Berkeley, School of Public Health, Division of Epidemiology and Epidemiology/Biostatistics.  Her specialties include the epidemiology of childhood cancers and exposure science.