EA Linked-in groups

There are a number of linkedin groups for EA users:

Member numbers quoted as at July 2014.

Enterprise Architect(Sparx Systems) User group. Main group for LinkedIn users, covering all aspects of EA life. (9,656 Members)
Enterprise Architect (Sparx Systems) for Business Analysts. Specialist group for Business Analysts. (1,669 members)
EA for PM: Specialist group for Project Managers who are interested in EA (115 Members) 
EA for TOGAF: Specialist group for Business Architect who use TOGAF with EA. (1,634 Members)