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On behalf of the Global Methane Initiative, Abt helped the U.S. Environmental Protection Agency develop a handbook to assist with accounting for methane emissions and emissions reduction.

This study examines how service members and their spouses influence each other's drinking habits, while exploring other factors that contribute to alcohol use.

A high number of non-urgent cases that could be addressed by general practice (GP) doctors are presenting unnecessarily at hospital emergency departments (EDs); these are potentially avoidable. Strategies that can save ED health professionals’ time also…

Do pollution prevention projects reduce toxic releases? If so, by how much? Understanding their impact would provide valuable input to efforts to protect the nation’s environment. However, the sheer number — approximately 370,000 projects over 20 years —…

Foreign aid delivery is often siloed within narrow sectors or individual programmes, leading to a dearth of evidence about the aggregate effectiveness of aid. The British Embassy Kathmandu (BEK) supports Nepal in a range of thematic areas, including…

Acquired brain injury (ABI) is a particular concern for Australian Defence Force personnel, with 10 percent of those who served in the Middle East reporting symptoms that meet the criteria for a mild traumatic brain injury. People with ABI may experience…

To date, evidence on the effectiveness of school voucher programs is mixed. That’s why the U.S. Congress mandated an evaluation of the D.C. Opportunity Scholarship Program (OSP), the only federally funded voucher program.  The Department of Education’s…

A study co-authored by Abt’s Sebastian Lemire captured the state of the art of evaluation capacity building research, including 20 years of trends and findings.