2002 study published in the American Journal of Public Health on the relationship between firearm-ownership rates and homicide rates.
2008 chapter from Tsunami Science Four Years After the 2004 Indian Ocean Tsunami measuring the action taken on a Tsunami activity database.
2010 study in American Journal of Political Science on the persistent political gender gap in American politics.
2010 study in the Journal of Economic Perspectives on the effect of early retirement on cognitive function of people in their early 60s.
2008 study published in the Journal of Economic Perspectives on the factors that have hurt the U.S. pension-insurance corporation.
2010 study by the Harvard School of Public Health in the Diabetes Journal on the relationship between men's alcohol consumption and rates of diabetes.
2010 study by the British Columbia Centre for Excellence in HIV/AIDS published in The Lancet on the effects of innovative antiretroviral therapy on new diagnoses.
2010 study indicating that surgical removal may not be necessary for women with certain kinds of early-stage breast cancer.
2011 study by the Migration Policy Institute on the state and local enforcement of the federal 287(g) section of the U.S. Immigration and Nationality Act.
2010 study in the Proceedings of the National Academy of Sciences on the relationship between childhood self-control and its consequences later in life.