In the last three decades a collection of linear supply chains has become a complex adaptive network of demand creating supply. The benefits are obvious. The risks tend to be insidious.
By Philip Palin
Response to Michael W. Collier’s Letter to the Editor
By William V. Pelfrey Sr. and William D. Kelley Jr.
Letter to the Editor: Homeland Security Education
By Michael W. Collier
This article presents an analysis of the current policy governing the visa issuing function (currently divided between the Department of Homeland Security and the Department of State) and proposes a policy under which the Department of Homeland Security (DHS) assumes operational and tactical level control of the visa issuing function from the Department of State (DOS).
By James Hernandez
The time is long overdue to acknowledge that global climate and resource stresses, encompassed by the concept of environmental security (ES), are an increasingly important part of “homeland” security (HS) study and practice, by even the most restricted definitions of HS.
By James D. Ramsay and Terrence M. O’Sullivan