Plenary; <a href="https://en.wikipedia.org/wiki/Wikimania" class="extiw" title="en:Wikimania">Wikimania 2011</a> - <a href="https://en.wikipedia.org/wiki/Haifa" class="extiw" title="en:Haifa">Haifa</a> (<a href="https://it.wikipedia.org/wiki/Israel" class="extiw" title="it:Israel">Israel</a>)
<a href="//commons.wikimedia.org/wiki/User:Marco_Plassio" title="User:Marco Plassio">Marco Plassio</a>
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<span class="int-own-work" lang="en">Own work</span>