1. Rupert, J. L. The search for genotypes that underlie human performance phenotypes. Comp. Biochem. Physiol. A 136, 191–203 (2003)
2. Garland, T. J. & Losos, J. in Ecological Morphology: Integrative Organismal Biology (eds Wainwright, P. C. & Reilly, S. M.) 240–302 (Univ. Chicago Press, Chicago, 1994)
3. Arnold, S. J. Morphology, performance and fitness. Am. Zool. 23, 347–361 (1983)
4. Bennett, A. F. & Huey, R. B. in Oxford Surveys in Evolutionary Biology (eds Futuyma, D. J. & Antonovics, J.) 251–284, (1990)
5. Bouchard, C., Malina, R. M. & Pérusse, L. Human Kinetics 408 (Champaign, Illinois, 1997)