Google will no longer require that you use your real name on Google+. A comment from the company indicates that the change was in response to user requests.
How a blog, web page, or social account should be attributed is likely one of those issues for which there is no perfect answer. Those of us in education may see the issue as it relates to the use of social media by students.
However, it is useful to recognize that privacy protects both the good and the devious. What is that expression about a dog on the Internet? While I understand the privacy argument, I also would like to know when I should not assume I know who someone actually is. Perhaps the Google policy should allow pseudonyms, but require that such “names” be identified as such. We have the hashtag for a purpose. How about ~grabe?