Mark Gruenberg is head of the Washington, D.C. bureau of People's World. He is also the editor of Press Associates Inc. (PAI), a union news service in Washington, D.C. that he has headed since 1999.  Previously, he worked as Washington correspondent for the Ottaway News Service, as Port Jervis bureau chief for the Middletown, NY Times Herald Record, and as a research and writer for .Congressional Quarterly.  Mark obtained his BA in public policy from the University of Chicago and worked as the University of Chicago correspondent for the Chicago Daily News.