ACS's "9/11 at 10" symposium, marking the 10th anniversary of the tragic events of September 11, 2001, featured:
- Moderator, Charlie Savage, Washington Correspondent, The New York Times;
- David D. Cole, Professor of Law, Georgetown University Law Center;
- Richard D. Klingler, Partner, Sidley Austin LLP and former General Counsel and Legal Advisor on the National Security Council (2006-2007);
- Wendy Patten, Senior Policy Analyst, Open Society Foundations;
- Deborah Pearlstein, Associate Research Scholar, Princeton University; and
- Geoffrey R. Stone, Edward H. Levi Distinguished Service Professor, The University of Chicago Law School and ACS Board Chair.