Religion and politics have always been an explosive mix, perhaps never more so than in the case of ISIS. But is the brutality that we've seen a result of violent ideology or a reflection of the darker side of human nature? Oksana is joined by Richard Dawkins, evolutionary biologist and author, to reason on these issues.<br /><br />Follow Worlds Apart on Twitter http://twitter.com/WorldsApart_RT<br />Like Apart on Facebook https://www.facebook.com/WorldsApart.RT<br />+1 Worlds Apart on Google+ https://www.google.com/+WorldsApartRT<br /><br />RT LIVE http://rt.com/on-air<br /><br />Subscribe to RT! http://www.youtube.com/subscription_center?add_user=RussiaToday<br /><br />Like us on Facebook http://www.facebook.com/RTnews<br />Follow us on Twitter http://twitter.com/RT_com<br />Follow us on Instagram http://instagram.com/rt<br />Follow us on Google+ http://plus.google.com/+RT<br /><br />RT (Russia Today) is a global news network broadcasting from Moscow and Washington studios. RT is the first news channel to break the 1 billion YouTube views benchmark.