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Contact customer support AUTHOR INFORMATION AUTHORS AND AFFILIATIONS * John Frizell was trained in biochemistry and works in ocean conservation for Greenpeace. In his spare time he walks,
builds robots and writes short stories., John Frizell Authors * John Frizell View author publications You can also search for this author inPubMed Google Scholar ADDITIONAL INFORMATION
Follow Futures on Facebook at: http://go.nature.com/mtoodm RIGHTS AND PERMISSIONS Reprints and permissions ABOUT THIS ARTICLE CITE THIS ARTICLE Frizell, J. Knowledge. _Nature_ 483, 118
(2012). https://doi.org/10.1038/483118a Download citation * Published: 29 February 2012 * Issue Date: 01 March 2012 * DOI: https://doi.org/10.1038/483118a SHARE THIS ARTICLE Anyone you share
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