* Diet quality and risk of type 2 diabetes, obesity, and related cardiometabolic outcomes
* Dietary patterns and ethnic-specific foods associated with type 2 diabetes and its risk factors, and how these shape racial/ethnic health disparities
* The global nutrition transition; establishing dietary interventions to improve diet quality and prevent diabetes in Latin America
* Effect of variants in genes on glucose and lipid metabolism pathways, on changes in weight and glucose/insulin markers in response to diet interventions; gene-diet interactions and nutrigenomics
* Promoting nutrition/genetic epidemiological studies among Latinos in the US and Latin America, and translating results into community and public health programs