James H. Dinan was named director of the Organized Crime Drug Enforcement Task Forces Program and an associate deputy attorney general in the Justice Department in 2010. The job of the task force is to improve coordination of anti-drug efforts among Justice Department agencies.

Dinan  grew up in Arlington, Virginia, and attended Washington-Lee High School, where he played baseball. He also played one year at the University of Richmond, where he graduated with a B.A. Dinan received his J.D. from Drake University in 1986.

Dinan has worked as an assistant U.S. Attorney in Washington, D.C., since July 1989, most recently as chief of the criminal division. He specialized in gangs, organized crime and drug trafficking. He helped prosecute the K Street Crew, a street gang involved in murders and drug dealing near the Capitol, as well as the Fern Street Crew and the L Street Crew, among others.

Dinan is married to Monica Dinan and has coached and helped administer youth baseball.