David Isby is an acclaimed author, attorney, and national defense consultant. In Washington, first as a congressional staff member and, subsequently, as a consultant on national security issues, Isby has worked for numerous firms with a range of governmental and private sector clients. He continues to write extensively on national security and military history topics, and is an author or editor of more than 20 books and 350 essays and articles in publications including International Defense Review, USA Today, Washington Times, Jane's Defense Weekly, Strategic Review, Comparative Strategy, Jamestown Terrorism Monitor, and Jane's Intelligence Review. He also has lectured at many staff colleges including National Defense University, US Army War College, US Army Command and General Staff College, Air Command & Staff College, US Marine Corps Command and General Staff College, Naval Postgraduate School, and other institutions.