This issue highlights recent RAND research on the prevalence and burden of chronic health conditions; on the economic benefits of U.S. overseas security commitments; and on what RAND is doing to anticipate emerging global security challenges.

This issue spotlights RAND’s Gun Policy in America initiative and RAND’s evaluation of Housing for Health, a Los Angeles County program that has moved some of its most chronically homeless and vulnerable residents into permanent housing.

This issue features a Q&A with Michael Rich, Soledad O’Brien, and Francis Fukuyama on the perils of truth decay, and a story on the trend toward unretirement among U.S. workers. The Voices column features Gulrez Shah Azhar on environmental refugees.

This issue explores resilience and adaptation strategies researchers can pursue to address the impacts of climate change; security challenges posed by artificial intelligence and the speed at which technology is transforming society; and more.

This issue highlights recent RAND research on suicide prevention; on the scope of the humanitarian and security crisis in the Mediterranean region; and on what RAND is doing to improve the security and well-being of people throughout the Middle East.

This issue features research on preventing child abuse and neglect and improving outcomes for children in the U.S. child-welfare system; a look back on RAND’s 70 years of innovation; and an exploration of the human side of artificial intelligence.

This issue describes RAND research efforts to help schoolkids suffering from trauma; to help health care providers get better, more meaningful feedback; and to use technology to improve the lives of displaced people throughout the world.

This issue spotlights research on veteran suicide; liability implications of driverless cars; and new approaches to improving the post-incarceration experience. The Giving column highlights a million-dollar gift to fund research on homeless veterans.

This issue spotlights RAND’s research on social and emotional learning; workforce development in Appalachia; and the effects of marijuana ads on adolescents and young adults.

This issue spotlights a wargame designed for young women interested in national security; ethics in scientific research, particularly in areas such as artificial intelligence and machine learning; and community citizen science.

This report synthesizes the available scientific evidence on the effects of various firearm policies on firearm deaths, violent crime, the gun industry, participation in hunting and sport shooting, and other outcomes. Based on this synthesis, the authors highlight policies whose effects are better supported by evidence and areas where more and better information could contribute to establishing fair and effective gun policies.