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We present a summary of our own research, showing that mobile advertisements collect and use significant private data, including personally identifiable information. We examine uses of this information beyond ad targeting. We then explore the privacy implications of this practice, and evaluate various potential technical and regulatory responses. We conclude that both regulatory attention and technical measures are needed to avoid potential serious harm to users.

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Considerable interest has been directed by the ObamaAdministration in harnessing Web 2.0 technologies such as blogs, wikis, social media and cloud computing to overhaul the business of government. Addressed here is the account of an enterprise wiki at the U.S. State Department. That wiki, Diplopedia is currently employed by the State's employees to share subject matter knowledge related to the process of diplomacy . Contained herein is an account of how Diplopedia was conceived and became a functional system for knowledge sharing at the Department of State (DoS).