Department of Human Evolutionary Biology, Harvard University, Cambridge, Massachusetts 02138, USA
- Neil T. Roach &
- Daniel E. Lieberman
Center for the Advanced Study of Hominid Paleobiology, Department of Anthropology, The George Washington University, Washington DC 20052, USA
- Neil T. Roach
National Centre for Biological Sciences, Tata Institute of Fundamental Research, Bangalore, Karnataka 560065, India
- Madhusudhan Venkadesan
Spaulding National Running Center, Department of Physical Medicine and Rehabilitation, Harvard Medical School, Cambridge, Massachusetts 02138, USA
- Michael J. Rainbow
N.T.R. and D.E.L. designed the study and wrote the paper. N.T.R. collected and analysed the data with help from D.E.L., M.V. and M.J.R. All authors helped to edit the paper.
Competing financial interests
The authors declare no competing financial interests.
Neil T. Roach
Michael J. Rainbow
Daniel E. Lieberman