Ongoing or recently completed projects include:

• Culture change, stress, and immune function in (Western) Samoan adolescents

• Ecology of iron deficiency and immune function in northern Kenya
   
• Long-term effects of prenatal and postnatal environments on immune, metabolic, and reproductive function in Philippines

• Development of minimally-invasive field methods for assessing physiological function and health

• Influence of acculturation and lifestyle change on health and nutritional status of indigenous populations of lowland Bolivia

• Physiological adaptations to cold stress and the health consequences of the collapse of the Soviet Union on indigenous Siberian populations

• Impact of social stratification on stress and health in young adults in the US.