The TMT site testing team particularly acknowledges the contributions of three of our friends and collaborators who did not live long enough to see the results of this work: D. André Erasmus, Juan Araya and Hugo E. Schwarz.

The TMT site selection work could not have happened without the direct contributions of many people at various institutions. A special thanks to everybody who has supported the TMT site testing program, in particular the people at the Cerro Tololo Inter-American Observatory (CTIO), the National Optical Astronomy Observatory (NOAO) and the AURA New Initiatives Office (NIO), the Universidad Católica del Norte in Antofagasta, the Observatorio Astronómico Nacional de San Pedro Mártir, Gemini Observatory, Palomar Observatory, the Submillimeter Array (SMA), the University of Hawaii Institute for Astronomy (IfA), the University of Lethbridge, the University of Moscow, the South African Astronomical Observatory (SAAO), and the entire TMT project including its partner institutions and external reviewers. The list of contributors includes, but is not limited to Rodrigo Alvarez, Juan Araya, Robert Blum, Joaquín Bohigas, Gale Brehmer, Matthew Britton, Rick Burruss, Edison Bustos, Hernan Bustos, Tomás Calvario, Urania Ceseña, Gary Chanan, Mark Chun, Thomas Mac Cooper, Regan Dahl, Dave De Young, George Djorgovski, Jay Elias, Sebastian Els, Clark Enterline, André Erasmus, Carmella Erasmus, Osiris Escoboza, Enrique Figueroa, Sergio Franco, Paul Gillett, Brooke Gregory, Pedro F. Guillén, Steve Hardash, Jeff Hickey, David Hiriart, Liviu Ivanescu, Victor Kornilov, Francisco Lazo, Rosa Lillo, Eugene Magnier, Manuel Martinez, Neal Masuda, Dan McKenna, Robert McLaren, David Moe, Andres Montané, Jean Mueller, Miguel Murphy, Cooper Nakayama, Roberto Navor, David Naylor, Jerry Nelson, Manuel Núñez, Angel Otárola, Robin Phillips, Andrew Pickles, Carlos Pinochet, Gary Poczulp, Richard Querel, René Racine, Reed Riddle, John Randrup, Javier Rojas, Oscar Saa, Derrick Salmon, Marc Sarazin, Antony Schinckel, Ricardo Schmidt, Matthias Schöck, Hugo Schwarz, Jacques Sebag, Juan Seguel, Richard Shelton, Leslie Shirkey, Warren Skidmore, Malcolm Smith, David Smith, Rupert Spann, Eric Steinbring, Robert Thicksten, Andrei Tokovinin, Gregory Tompkins, Tony Travouillon, Harlan Uehara, Joselino Vasquez, Konstantinos Vogiatzis, Alistair Walker, David Walker, Lianqi Wang, John White and Chris Yamasaki.

The TMT Project gratefully acknowledges the support of the TMT partner institutions. They are the Association of Canadian Universities for Research in Astronomy (ACURA), the California Institute of Technology and the University of California. This work was supported as well by the Gordon and Betty Moore Foundation, the Canada Foundation for Innovation, the Ontario Ministry of Research and Innovation, the National Research Council of Canada, the Natural Sciences and Engineering Research Council of Canada, the British Columbia Knowledge Development Fund, the Association of Universities for Research in Astronomy (AURA) and the U.S. National Science Foundation.