That was the name of a session that concluded what the University of Oklahoma's president, David Boren, called “one of the most important single-day programs in American history ever held in our state." Panelists, in a discussion moderated by the radio talk show host Diane Rehm, included Akhil Reed Amar, David McCullough, Peter Onuf, Gordon Wood, and Rosemarie Zagarri. The report in the Norman Transcript is here.
Update; See also the report in the University of Oklahoma's student newspaper, here.
