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Our toxicologists design, implement, conduct and manage a wide range of laboratory and field-based bioassays, investigations and other tests to fill key data gaps and increase our understanding of the adverse effects of chemicals, mixtures, and other stressors on numerous organisms, including bacteria, algae, invertebrates, fish, reptiles, birds, and mammals.

Migrant and Seasonal Head Start (MSHS) provides early childhood education, social and support services to culturally and linguistically diverse migrant and seasonal farmworker families and their children. Since the last nationally representative study of…

This article predicts an up-to-30 percent increase in annual losses from riverine flooding due to climate change, and offers approaches to evaluate adaptation.

This study of Health Profession Opportunity Grants 2.0 documents how non-tribal grantees implemented programs and participant characteristics and engagement.

National and provincial health plans in remote communities in the Western Province of Papua New Guinea have mandatory goals for reducing child mortality, improving maternal health and combating HIV and AIDS, malaria, tuberculosis and other diseases.

Abt evaluated the impact and outcomes of the Smile Squad initiative that provides oral health care in schools.

Abt’s evaluation of the HPOG 1.0 Program after six years shows that gains in educational progress and healthcare jobs did not lead to earnings gains.

Abt’s evaluation of California’s Project Roomkey found this COVID-19-specific solution for people experiencing homelessness has broader applications.