He graduated from Johns Hopkins University with a Bachelor of Arts degree in political science. He then attended the Medill School of Journalism at Northwestern University, graduating with a master"s degree in journalism.
He currently works as a Washington, District of Columbia correspondent for the Fox News Channel. Rosen"s first job after graduating from journalism school was as a producer for the New York television channel NY1. He began his on-air career at News 12 – The Bronx as a one-man band street reporter and then as an anchorman.
James also served as camera operator, editor and producer for that network.
He also worked at Columbia Broadcasting System News as a researcher for lead anchor Dan Rather. Rosen worked for WREX-television, the local National Broadcasting Company affiliate in Rockford, Illinois.
Rosen joined Fox News as an on-air correspondent in February 1999. According to his Fox News biography, he has since reported "from 49 states and more than three dozen foreign countries across five continents".
In January 2003, Rosen was named the "Funniest Celebrity in Washington" at the annual "Funniest Celebrity in Washington Contest" charity event, after performing a comedy routine that included imitations of George West. Bush, Donald Rumsfeld, Helen Thomas and Tom Brokaw, among others
In 2008, Rosen"s book, The Strong Manitoba: John Mitchell and the Secrets of Watergate was published by Doubleday. lieutenant was a biography of Richard Nixon"s Attorney General John North. Mitchell, and his involvement in the Watergate scandal. Rosen had spent 17 years researching and writing The Strong Manitoba
The project was initially based on a grant Rosen had received from William F. Buckley, soon after graduating from journalism school, to write the book
On May 17, 2013, the Washington Post reported the United States Department of Justice had monitored Rosen"s activities by tracking his visits to the State Department, through phone traces, timing of calls and his personal emails. To obtain the warrants, the Justice Department labeled Rosen a "criminal co-conspirator" with Stephen Jin-Woo Kim.
Attorney General Eric Holder personally signed off on the search warrant of Rosen, who was labeled a "flight-risk" to keep from being informed of the ongoing surveillance. The Justice Department"s "aggressive investigative methods" have caused various analysts to express concern their "investigative methods of classified leaks by government officials are having a chilling effect on news organizations" ability to play a watchdog role".
Fox News contributor, Judge Andrew Napolitano, commented: "This is the first time that the federal government has moved to this level of taking ordinary, reasonable, traditional, lawful reporter skills and claiming they constitute criminal behavior.".