Butler, Colin D.
Article History
First Online: 24 September 2016
Compliance with Ethical Standards
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: Colin D. Butler reports, in the last 5 years, grants from the Australian Research Council, other from Elsevier, other from United Nations University, other from University of California, San Diego, personal fees from University of Oulu, Finland, and other from University of Oulu, Finland. He has received occasional honoraria, frequent travel expenses and royalties for material related to this article. He has traded in stocks whose market value can be expected to increase if the material in this article is taken more seriously.
: This article does not contain any studies with human or animal subjects performed by any of the authors.