Ning Glam Social is a social media platform for websites. Its a social media focused content management system. Hubpages (I'm guessing) powers their website with Ning Glam Social.
Ning Glam Socia is a product of Glam Media and it may be part of their licensing conditions that the trademark remains visible on user's websites.
You could compare it to Wordpress which many people use for creating their blog or even Wikitiki which is used for creating wiki like sites.
Here is more information: http://www.glammedia.com/technology/social-product...