Man Sykez is one of the members of the AnonGhost Team who is at least knowledgeable with SQLi, PHP, and Symlink.
His blog contains guides on how Symlink hacking works.
Former FB profile page: http://www.facebook.com/man.sykez.9
Has some connections with the Digital Intifada.
http://digitalintifada.blogspot.com/2013/01/man-sykez-is-back-115-websit...
http://www.blogger.com/profile/02232303360911142711
http://www.youtube.com/channel/UCL1blnQRv_Li5dUXkpaswBw