From the 9/11 Commission web site:
The National Commission on Terrorist Attacks Upon the United States (also known as the 9-11 Commission), an independent, bipartisan commission created by congressional legislation and the signature of President George W. Bush in late 2002, is chartered to prepare a full and complete account of the circumstances surrounding the September 11, 2001 terrorist attacks, including preparedness for and the immediate response to the attacks. The Commission is also mandated to provide recommendations designed to guard against future attacks.
From The Report's Executive Summary:
We present the narrative of this report and the recommendations that
flow from it to the President of the United States, the United States Congress,
and the American people for their consideration. Ten Commissioners.five
Republicans and five Democrats chosen by elected leaders from our nation.s
capital at a time of great partisan division.have come together to present this
report without dissent.
We have come together with a unity of purpose because our nation demands
it. September 11, 2001, was a day of unprecedented shock and suffering in the
history of the United States.The nation was unprepared.