A number of Battle of Ideas 2009 Keynote Sessions are now available to watch online on the Battle of Ideas youtube channel.
Session Videos:
"Just when Kant's formulation that 'the public exercise of reason should be free' had begun to seem so remote and exhausted, the Battle should reinforce one's faith in the enduring worth of dissent and of the free traffic in ideas"
Swapan Chakravorty, professor of english, Jadavpur University