about social networks series

PauloNunes's picture is an American commercial social networking website for academics. The website allows its users to create a profile, upload their work(s), and select areas of interest. Then the user can browse the networks of people with similar interests.

As of October 2019, claims just over 99 million users. Although it is not an open access repository per se), the platform can be used by scholars to share papers, monitor readership and paper impacts as measured by's own metrics, and for users to follow scholars or research in specific fields.

The site was launched in September 2008, with 39 million unique visitors per month as of January 2019 and over 21 million uploaded texts.

Source and more detailed info: Wikipedia.