Sensory evaluation of food products, food analysis, food product quality control.
Population-based nutrition intervention trials with a focus on micronutrients: iodine, iron, and vitamin A interventions; Co-Principal Investigator of the landmark iodine field trial that resulted in the adoption of iodized salt in Ghana.
Nutritional assessment in the global community - international nutrition.
Nutrition needs in emergencies and in humanitarian crisis.
Statistical analysis of food and health data.
Enhancement of students’ academic achievement through study abroad courses and global nutrition work.