[3] A graduate of Temple University, Wood was a correspondent for Time magazine in Chicago, Boston and Nairobi, where he covered guerrilla wars across Africa from 1977 to 1980.

He is the author of two books, including What Have We Done: The Moral Injury of our Longest Wars (Little, Brown & Co, 2016)[4] As a reporter in Washington he has covered presidential campaigns and the State Department for The Washington Star and national security issues for the Los Angeles Times, Newhouse News Service, The Baltimore Sun and AOL's Politics Daily before moving to The Huffington Post in February 2011 where he has covered national security issues at the White House, Pentagon, CIA and State Department, and has reported on conflict from Europe, Africa, Asia, the Middle East and Central America.

He accompanied U.S. military units in the field many times, both on domestic and overseas training maneuvers and in Desert Storm, the Iran-Iraq tanker war, the interventions in Panama, Somalia and Haiti, peacekeeping missions in the Balkans and combat operations in Afghanistan and Iraq.

In 2012, Wood was the recipient of the Prix Bayeux-Calvados des Correspondants de Guerre, an international award for war reporting.

[9] He has appeared on CNN, C-SPAN, the PBS News Hour, NPR, WUSA and the BBC, and was a regular guest on MSNBC's Now With Alex Wagner.