The article refers to dozens of police and fire officers, including Battalion Chief Joseph Pfeifer the first chief at the towers, Assistant Chiefs Callan and Burns who faced radio communication issues, and Lt. Dan Williams form Ladder Company 16 where off duty firefighters disobeyed his direct orders to go home. Many other officers are quoted in the article. Two of the significant actors included are Thomas Von Essen, the fire commissioner and Police Commissioner Kelly, who acted as the public faces of the departments during the subsequent interviews and investigation.