Elizabeth C Langlois is a research scientist and project manager. She is currently managing the Center of Excellence for Environmental Public Health Tracking program. Ms Langlois has diverse experiences in public health research including curriculum development, evaluation of health and safety training programs and data analysis. She has also been involved in data validation, quality control and analysis of large data sets. Her research areas have included water quality of the Mississippi River; survey development and administration; investigating the relationship between risk perception, behavior and health status; and statistical methods for analyzing environmental, exposure and health outcome data.