The Hartwell Paper: a new direction for climate policy after the crash of 2009 Prins, Gwyn, Galiana, Isabel, Green, Christopher, Grundmann, Reiner, Korhola, Atte, Laird, Frank, Nordhaus, Ted, Pielke Jnr, Roger, Rayner, Steve, Sarewitz, Daniel, Shellenberger, Michael, Stehr, Nico and Tezuko, Hiroyuki (2010) The Hartwell Paper: a new direction for climate policy after the crash of 2009. . Institute