<a href="https://en.wikipedia.org/wiki/Nora_Volkow" class="extiw" title="en:Nora Volkow">Nora Volkow</a>, director of the <a href="https://en.wikipedia.org/wiki/National_Institute_on_Drug_Abuse" class="extiw" title="en:National Institute on Drug Abuse">National Institute on Drug Abuse</a>.
NIH Record
<a rel="nofollow" class="external free" href="http://nihrecord.od.nih.gov/newsletters/2009/05_15_2009/story7.htm">http://nihrecord.od.nih.gov/newsletters/2009/05_15_2009/story7.htm</a>