Robert A. Maksimchuk, as Research Director in the Unisys CTO Office, focuses on emerging modeling technologies to advance the strategic direction of the Unisys 3D-Visual Enterprise modeling framework. Bob brings an abundance of systems engineering, modeling, and object-oriented analysis and design expertise, in numerous industries, to this mission. He is the coauthor of the books UML for Mere Mortals and UML for Database Design, has written various articles, has traveled worldwide as a featured speaker in numerous technology forums, and led workshops and seminars on UML and object-oriented development.