Article Information
vol. 292 no. 5520 1316-1317
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© 2001 American Association for the Advancement of Science
Author Information
- Alun L. Lloyd,
- Robert M. May*
- A. L. Lloyd is in the Program in Theoretical Biology, Institute for Advanced Study, Einstein Drive, Princeton, NJ 08540, USA. E-mail: alun{at}alunlloyd.com
- R. M. May is in the Department of Zoology, University of Oxford, South Parks Road, Oxford OX1 3PS, UK. E-mail: http://www.sciencemag.org/cgi/content/full/292/5520/robert.may@zoo.ox.ac.uk”