Microsoft has added Don Ferguson, who has provided leadership on IBM’s WebSphere and other major product lines, to its roster of executives. In a Web page dated January 8, Microsoft said Ferguson holds the role of Technical Fellow in Platforms and Strategy in the Office of the Microsoft CTO. He had been an IBM Fellow and Chief Architect for the IBM Software Group.“Don focuses on both the evolutionary and revolutionary role of information technology in business. Understanding the trends, architecting and piloting the implications for existing and new products and evangelizing Microsoft’s vision are the key aspects of Don’s job,” the Web page says. Ferguson has provided “overall technical leadership” for WebSphere, Tivoli, DB2, Rational and Lotus products, Microsoft said. Software Development