Technical Summary Amjad Abdulla,Vicente R. Barros,Eduardo Calvo,Christopher B. Field, Jose M. Moreno, Nirivololona Raholijao, Sergey Semenov,Neville Smith,Christopher B. Field,Vicente R. Barros,Katharine J. Mach,Michael D. Mastrandrea,Maarten K. Van Aalst,W. Neil Adger,Douglas J. Arent,Jonathon Barnett,Richard A. Betts,T. Eren Bilir,Joern Birkmann,Joann Carmin,Dave D. Chadee,Andrew J. Challinor,Monalisa Chatterjee,Wolfgang Cramer,Debra J. Davidson, Yuka Otsuki Estrada,Jean-Pierre Gattuso,Yasuaki Hijioka,Ove Hoegh-Guldberg, He-Qing Huang,Gregory E. Insarov,Roger N. Jones,R. Sari Kovats,Joan Nymand Larsen,Inigo J. Losada,Jose A. Marengo,Roger F. Mclean,Linda O. Mearns,Reinhard Mechler,John F. Morton, Isabelle Niang,Taikan Oki,Jane Mukarugwiza Olwoch,Maggie Opondo,Elvira S. Poloczanska,Hans-O. Poertner,Margaret Hiza Redsteer,Andy Reisinger,Aromar Revi,Patricia Romero-Lankao,Daniela N. Schmidt,M. Rebecca Shaw,William Solecki,Daithi A. Stone, John M. R. Stone,Kenneth M. Strzepek,Avelino G. Suarez,Petra Tschakert,Riccardo Valentini,Sebastian Vicuna,Alicia Villamizar,Katharine E. Vincent,Rachel Warren, Leslie L. White,Thomas J. Wilbanks,Poh Poh Wong,Gary W. Yohe