David Isenberg is a Research Fellow at the Independent Institute, an advisor to the Straus Military Reform Project of the Center for Defense Information, and former Director of the Norwegian Initiative on Small Arms Transfers project at the International Peace Research Institute, Oslo.

He is the author of the book, Shadow Force: Private Security Contractors in Iraq. In addition to blogging for the Partnership for a Secure America and the Huffington Post, he is a consultant to Al Jazeera (English) and a correspondent for Asia Times.