For allegations of defamation or libel, please use legal means of redress. Note that when the real life name of a person has not been used, the law may not consider it libel or defamation, especially if no actual damage (in the legal definition) has occurred.
Childish name calling is not a justifiable TOS violation complaint.
For any and all complaints about what is in a private section of a forum, contact the appropriate legal body. The staff can do nothing about content in private sections. When our Webmaster receives communications from a valid legal body, he will then take necessary action.