Mr. Shirky divides his time between consulting, teaching, and writing on the social and economic effects of Internet technologies. His consulting practice is focused on the rise of decentralized technologies such as peer-to-peer, web services, and wireless networks that provide alternatives to the wired client/server infrastructure that characterizes the Web. Current clients include Nokia, GBN, the Library of Congress, the Highlands Forum, the Markle Foundation, and the BBC.