Keynote Speakers Joseph Alcamo Steven Bernstein Michele Betsill Frank Biermann Harriet Bulkeley Sarah Burch Jennifer Clapp Peter Driessen John Dryzek Lorraine Elliot Aarti Gupta Piet Hoekstra Cristina Yumie Aoki Inoue Agni Kalfagianni Norichika Kanie Henk Kummeling Diana Liverman James Meadowcroft Dirk Messner David Mungai Lennart Olsson Susan Park Åsa Persson Ortwin Renn David Schlosberg Michelle Scobie Oran Young