Courtenay is a researcher with over 13 years of experience in public health, nutrition, and human development. She has extensive training and experience in quantitative methods, including multilevel modeling, latent profile analysis, and quasi-experimental designs. She has a strong background in qualitative methods, including interview, focus group, and observational designs.

At Westat Insight, Courtenay supports several projects in the food and nutrition practice area, including those related to the Special Supplemental Nutrition Program for Women, Infants, and Children (WIC) and the Supplemental Nutrition Assistance Program (SNAP). She serves as deputy project director for the WIC Eligibility Estimates report, manages and leads quantitative analysis for Robotic Process Automation in SNAP, and leads the quantitative analysis for the Reasons for Underredemptions of the WIC Cash-Value Benefit project.

Earlier, Courtenay was an associate researcher at the Center for Urban Population Health at University of Wisconsin-Madison. She supported the evaluation of a statewide initiative to improve health and development for children from birth to age 5. She also helped develop and evaluate several nutrition education programs. Courtenay has a Ph.D. from Northwestern University in human development and social policy. She earned her M.A. from Northwestern University in human development and social policy and her M.S. from the T.H. Chan Harvard School of Public Health in society, human development, and health.