Who's Sitting At The Table?

Food Plate Tectonics: Thriving on the fault line Matt Sutton-Vermeulen, Unison Resource Company, states that everyone needs to be around the table when discussing "economically viable, environmental sustainable, and social responsible food"
So who's sitting around the table?
From the 2011 Annual Conference of the National Institute for Animal Agriculture, April 11 - 14, San Antonio, TX USA.