Yakov Fain works as a software architect for Farata Systems, a company that provides consulting services in the field of development of enterprise applications. He has authored several technical books and many articles on software development. Sun Microsystems has nominated and awarded Mr. Fain with the title of Java Champion, which has been presented to only a hundred and fifty people in the world. He leads the Princeton Java Users Group. Yakov's Twitter id is @yfain.