Donald K. Stern is an American attorney who served as the U.S. attorney for Massachusetts

Massachusetts

The Commonwealth of Massachusetts is a state in the New England region of the northeastern United States of America. It is bordered by Rhode Island and Connecticut to the south, New York to the west, and Vermont and New Hampshire to the north; at its east lies the Atlantic Ocean. As of the 2010...

 from 1993 to 2001. He was best known for prosecuting mob

Mafia

The Mafia is a criminal syndicate that emerged in the mid-nineteenth century in Sicily, Italy. It is a loose association of criminal groups that share a common organizational structure and code of conduct, and whose common enterprise is protection racketeering...

 figures, including fugitive

Fugitive

A fugitive is a person who is fleeing from custody, whether it be from private slavery, a government arrest, government or non-government questioning, vigilante violence, or outraged private individuals...

 Winter Hill Gang

Winter Hill Gang

The Winter Hill Gang is a structured confederation of Boston, Massachusetts-area organized crime figures, predominantly Irish-American with a small Italian-American faction. It derives its name from the Winter Hill neighborhood of Somerville, Massachusetts north of Boston. Its members have...

 leader James "Whitey" Bulger and his partner, Stephen "The Rifleman" Flemmi. In 2001 he went into private practice as a Partner in the Boston office of Bingham Dana and Gould, which later merged into Bingham McCutchen LLP. In 2008 he joined the firm of Cooley Godward Kronish LLP as a Partner in their Boston office. He teaches a course called Government Lawyer at Harvard Law School.