<a href="https://en.wikipedia.org/wiki/Denis_Dutton" class="extiw" title="en:Denis Dutton">Denis Dutton</a> with Acheulean hand-axe at the TED Conference, Long Beach, February 2010
<a rel="nofollow" class="external text" href="https://www.flickr.com/people/jurvetson/">photo by Jurvetson (flickr)</a>
CC BY 2.0
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