S. Radhakrishnan is the head of enterprise architecture at Asian Development Bank (ADB), a multilateral, multinational development bank, where he is responsible for IT architectures, technology planning, and architecture governance. Prior to joining ADB, Dr. S. Radhakrishnan was head of the architecture services practice of Tata Consultancy Services, providing technology solutions to business-IT problems for international companies. His professional interests include IT architectures, information management, and IT governance. Dr. S. Radhakrishnan is both a chief enterprise architect and lead architect in various technology areas. He can be reached at rsrinivasan at adb.org or s.radhakrishnan at gmail.com. The views expressed in this article are his own and do not reflect those of his employer.