Raffi Yessayan is the former chief of the Gang Unit in the
Suffolk County DA 's Office.

He has prosecuted many violent offenders and has lectured nationally on the issues of gangs, guns and crime prevention strategies.

Currently he is in private practice as a criminal defense attorney in Quincy , Massachusetts.

On Patriots' Day, Boston Marathon Monday, 2007, Raffi signed a two book deal with Random House.

His first novel, the legal thriller Eight in the Box (Ballantine, summer 2008), takes place in Boston and features a cast of prosecutors and cops working to bring to justice a killer with a gruesome MO.

He is now working on his second novel.