Juliette Kayyem writes that Hurricane Dorian has made the Bahamas the newest evidence of the changing climate and sea-level rise: Disasters are changing, and the response to them must change as well.

Juliette Kayyem explains why the White House’s decision to divert funds from the military to support border wall funding is not only unsound policy but also dangerous. First, the White House last week moved $271 million in Department of Homeland Security funding, a majority of which was allocated for FEMA planning and response, to support border wall construction; this week, the defense secretary authorized more than $3 billion in military funds for barrier construction. Those funds were designated for military construction and upgrades — the very funds Congress designates to keep its bases at full readiness.

Juliette Kayyem debunks the myth of  "lone-wolf" mass shootings.  White-supremacist terror is rooted in a pack, a community — and that community has essentially found a mission, kinship, and acceptance in today's United States.

Juliette Kayyem describes the  Synthetics Trafficking and Overdose Prevention (Stop) Act and how it would close a loophole in the international mail system that allows illegal drugs to be shipped into the United States.  She also calls attention to the failure to enforce this law and urges Congress to exercise its oversight.

Juliette Kayyem  writes that it is essential to distinguish between immigration policy and civilized standards of detention.  The latter is a matter of logistics—and the United States is not experiencing supply chain disruptions.  The administration's failure to solve the crisis at the border is a failure to implement foundational emergency management procedures.

Juliette Kayyem writes that America's immigration apparatus that needs a complete overhaul to align it with both the country's enforcement needs and values. 

Juliette Kayyem discusses the Synthetics Trafficking and Overdose Prevention (STOP) Act, which Congress with broad bipartisan support and was signed into law in October 2018. The US Postal Service and the Department of Homeland Security—which are tasked with its implementation—have missed two deadlines  to file implementation reports to Congress, thus failing to satisfy a legal requirement.

Barry Bloom, former dean of the Harvard T.H. Chan School of Public Health, and Juliette Kayyem, Belfer Senior Lecturer in International Security at the Harvard Kennedy School and a former Department of Homeland Security official, sat down with the Harvard Gazette to share their thoughts on the measles outbreak and likely ways forward. Bloom comes at the problem from the public-health viewpoint, and Kayyem from that of public safety.

Juliette Kayyem explains the significance of the recent Virginia Beach active shooter's use of  a suppressor and its threat to understanding and training for active-shooter cases in the future.  She also advocates for regulating and eventually banning suppressors as a common-sense gun control measure.

Juliette Kayyem characterizes President Trump's new immigration proposal as a collection of platitudes put together by his son-in-law Jared Kushner and then provides a detailed critique of it.