Her expertise is in assessment of dietary behaviors of individuals and population samples in relation to cardiovascular and cognitive health. Much of her efforts focus on the development of short dietary screeners to monitor changes in dietary behaviors and key biomarkers of young pre-hypertensive African-American women, middle-aged and older women with cardiovascular risk, individuals with Alzheimer’s or Parkinson disease and breast cancer survivors. Understanding what constitutes meaningful dietary changes and dietary stability within the limits of these tools is a critical component of her research.