This document discusses online identity and blogging. It begins by exploring the author's online identity and how it has become distributed across different platforms and evolved over time. It then provides statistics about the author's blog and discusses using blogs for purposes other than "blogging," such as showcasing student work or tracking professional development. The document examines sharing content across different platforms and media, how the cost of sharing has decreased but we still act as if it hasn't, and new measures of assessing impact beyond traditional metrics. It concludes by offering advice around networking, lazyweb, sharing resources, understanding media and the attention economy, engaging with new forms of publishing, and exploring two propositions about online identity.