Robert Scoble is an American blogger, technical evangelist, and author. He is best known for his popular blog, Scobleizer, which came to prominence during his tenure as a technical evangelist at Microsoft. Scoble joined Microsoft in 2003, and although he often promoted Microsoft products like Tablet PCs and Windows Vista, he also frequently criticized his own employer and praised its competitors like Apple and Google. Scoble is the author of Naked Conversations, a book on how blogs are changing the way companies interact with customers, and is currently working on his new project building43 as an employee of Rackspace Hosting.