India has emerged over the last 20 years as the most preferred destination for outsourcing of Information Technology (IT) services. The vibrant IT industry is contributing immensely by providing information about latest technology and international business practices. Various sectors of the Indian economy, such as industry, finance, insurance, communications and transport, have adopted IT in a big way. Trade in IT and IT-enabled services has been the main driver of growth in India's trade in services in recent years. It is against this backdrop that the present volume seeks to provide answers to some of the key issues and questions. It consists of 16 research papers, authored by eminent scholars in the field, which have been categorised in the following 3 theme parts: Part I: Performance, Challenges and Prospects of Indian IT Sector, Part II: Diffusion (Use) of IT into Other Sectors of the Economy and Part III: Social Aspects of IT Sector.