The evolution of mammalian brain size

Department of Anthropology, Stony Brook University, Stony Brook, NY 11794, USA.; Division of Anthropology, American Museum of Natural History, New York, NY 10024, USA.

Interdepartmental Doctoral Program in Anthropological Sciences, Stony Brook University, Stony Brook, NY 11794, USA.

Interdepartmental Doctoral Program in Anthropological Sciences, Stony Brook University, Stony Brook, NY 11794, USA.

Department of Psychological and Brain Sciences Johns Hopkins University, Baltimore, MD 21218, USA.; Division of Paleontology, American Museum of Natural History, New York, NY 10024, USA.

NYIT College of Osteopathic Medicine, Old Westbury, NY 11568, USA.; United States National Museum, Smithsonian Institution, Washington, DC 20560, USA.

Department of Migration, Max-Planck Institute of Animal Behavior, 78315 Radolfzell, Germany.; Department of Biology, University of Konstanz, 78464 Konstanz, Germany.

Ecosystems and Environment Research Centre, School of Science, Engineering and Environment, University of Salford, Manchester M5 4WX, UK.

Division of Biological Anthropology, University of Cambridge, Cambridge CB2 3QG, UK.; Behavioral Ecology Research Group, Anglia Ruskin University, Cambridge CB1 1PT, UK.; Department of Cognitive Biology, University of Vienna, Vienna 1090, Austria.

Department of Anatomical Sciences, Stony Brook University, Stony Brook, NY 11794, USA.

NYIT College of Osteopathic Medicine, Old Westbury, NY 11568, USA.; Department of Anthropology, Hunter College, New York, NY 10065, USA.; PhD Program in Anthropology, Graduate Center of the City University of New York, 365 Fifth Avenue, New York, NY 10016, USA.; New York Consortium in Evolutionary Primatology, New York, NY 10065, USA.

Department of Life Sciences, Natural History Museum, London SW7 5BD, UK.

Department of Neuroscience, University of Lethbridge, Lethbridge, AB T1K-3M4, Canada.

Department of Anatomical Sciences, Stony Brook University, Stony Brook, NY 11794, USA.; Association Vahatra, BP 3972, Antananarivo 101, Madagascar.

Behavioral Ecology Research Group, Anglia Ruskin University, Cambridge CB1 1PT, UK.

Bruce Museum, Greenwich, CT 06830, USA.; Department of Ornithology, American Museum of Natural History, New York, NY 10024, USA.; Division of Science and Education, Field Museum of Natural History, Chicago, IL 60605, USA.; Department of Paleobiology, Smithsonian Institution, Washington, DC 20013, USA.

School of Anatomical Sciences, Faculty of Health Sciences, University of the Witwatersrand, Johannesburg, South Africa.

Division of Anthropology, American Museum of Natural History, New York, NY 10024, USA.; Interdepartmental Doctoral Program in Anthropological Sciences, Stony Brook University, Stony Brook, NY 11794, USA.; Turkana Basin Institute, Stony Brook University, Stony Brook, NY 11794, USA.

Department of Anthropology, Stony Brook University, Stony Brook, NY 11794, USA.

Division of Science and Education, Field Museum of Natural History, Chicago, IL 60605, USA.; Campbell Geology Museum, Clemson University, Clemson, SC 29634, USA.

Department of Anthropology, University College London, London WC1H 0BW, UK.

College of Science and Engineering, Flinders University, Bedford Park, SA 5042, Australia.

Department of Migration, Max-Planck Institute of Animal Behavior, 78315 Radolfzell, Germany.; Department of Biology, University of Konstanz, 78464 Konstanz, Germany.