Here is some research to back up that torture is ineffective: <a href="http:&#x2F;&#x2F;www.nature.com&#x2F;nature&#x2F;journal&#x2F;v527&#x2F;n7576&#x2F;full&#x2F;527035a.html" rel="nofollow">http:&#x2F;&#x2F;www.nature.com&#x2F;nature&#x2F;journal&#x2F;v527&#x2F;n7576&#x2F;full&#x2F;527035a...</a><p>But it is behind a paywall :&#x2F;