David Welker

Michael J. Anderson, an agent with extensive experience in public corruption cases, has been namedĀ special agent in chargeĀ of the FBI's New Orleans division.

The 45-year-old native of Alexandria, Minn., joined the FBI in 1995 and has served as a supervisor in the FBI's public corruption unit.

The FBI says Anderson rewrote its public corruption field guide in 2003. He also played a supervisory role in the corruption probe of former U.S. Rep. William Jefferson, a Louisiana Democrat serving a 13-year prison sentence.

Anderson replaces David Welker, who retired in May.