Acknowledgements
I am deeply grateful to the following colleagues who reviewed sections of the text; George Amato, Mauricio Anton, Vidya Athreya, Laila Bahaa-el-din, Christine and Urs Breitenmoser, Arturo Caso, Passanan Cutter, Pete Cutter, Tadeu Gomes de Oliveira, Will Duckworth, Sarah Durant, Mark Elbroch, Paul Funston, John Goodrich, Sanjay Gubbi, Andy Hearn, Philipp Henschel, Marna Herbst, Rafael Hoogesteijn, Örjan Johansson, Roland Kays, Marcella Kelly, Andrew Kitchener, John Laundre, Mauro Lucherini, Quinton Martins, Jennifer McCarthy, Tom McCarthy, David Mills, Gus Mills, Dale Miquelle, Shomita Mukherjee, Constanza Napolitano, Aletris Neils, John Newby, Andres Novaro, Kunel Patel, Esteban Payan, Howard Quigley, Seth Riley, Joanna Ross, Steve Ross, Jim Sanderson, Elke Schüttler, Tanya Shenk, Alex Sliwa, Chris and Tilde Stuart, Lilian Villalba, Tim Wacher, Susan Walker, Byron Weckworth, Andreas Wilting, and Guillermo López Zamora.
My thanks go to many people who donated images for this book; Laila Bahaa-el-din, Paulo Boute, Raghu Chundawat, Nick Garbutt/nickgarbutt.com, Laurent Geslin/laurent-geslin.com, Melvin Gumal, Urs Hauenstein, Andy Hearn/Jo Ross, Philipp Henschel, Chitral Jayatilake, Paul Jones, Leo Keedy, Emmanuel Keller, Sebastian Kennerknecht/pumapix.com, Hyuntae Kim, Patrick Meier/mywilderness.net, Manuel Moral, Jerry Laker/Fauna Australis, Rodrigo Moraga/natphoto.cl, Antonio Nuñez-Lemos/anunezlemos.com, Pete Oxford/peteoxford.com, Parinya Padungtin, Hardik Pala, David Palacios, Bivash Pandav, Frank Reynier, Barry Rowan/barryrowan.com, Alfonso Tapia Sáez, Santosh Saligram, Octavio Salles/octaviosalles.com. br, Tashi Sangbo, Alex Sliwa, Christian Sperka/sperka.biz, Chris and Tilde Stuart, Nina Sunden, Mauro Tammone, Gavin Tonkinson/gavintonkinson.com, James Tyrrell, Yvonne van der Mey, Rodrigo Villalobos Aguirre, Helen Young, Tim Wacher, Larry Wan/wanconservancy.com.
At Panthera, I am grateful to Danielle Garbouchian for help with the sabertooth chart; to Michael Levin and Becca Marcus for helping compile images; and especially to Lisanne Petracca for the range maps; and to Andrew Williams for improving the quality of camera-trap photos. Special thanks to Peter Gerngross for his excellent map of Leopard range, and to the Range Wide Conservation Program for Cheetah and African Wild Dogs for updated range data on Cheetahs.