Following the September 11 attacks , the Phi Sigma Sigma Foundation established the Twin Ideals Fund to provide assistance to disaster victims . Named for Phi Sigma Sigma 's twin ideals to promote the brotherhood of man and alleviate the world 's pain , the fund has contributed to aid organizations in the aftermath of the 2004 Indian Ocean earthquake and tsunami and Hurricane Katrina
September 11 attacks
September 11 attacks
Phi Sigma Sigma