I tried to find out with your name and came up with this: 'Google launches Google Xistence to manage social media life' [0]

Your information is pretty easy to find out: https://groups.google.com/groups/profile?enc_user=V5aPoREAAA...

[0] http://www.webmarketinggroup.co.uk/News/google-launches-goog...

Never seen [0] before, or heard about it.

The second is just one of my email addresses, and isn't my Google Profile.

old but still working: http://www.facesaerch.com/google-profile/ inofficial google profile search start page

What? Your Google Profile is available (Note, yes, this is actually what the article is talking about. Big whoop):

https://profiles.google.com/u/0/<username>/

All of your Google Data is laid out on the dashboard for your viewing and deleting pleasure:

http://www.google.com/dashboard

Yes I know my Google Profile is publicly available, however that doesn't sound like it is the interesting part. The interesting part is the data that he was able to get surrounding that. What does his data show regarding the 6 degrees of separation? Stuff like that.