Read the rest of his travelog
"During my time in Tehran, however, I encountered only enthusiasm and hospitality. Other Westerners, such as Emory University's Sarah Berga, who has spoken at this conference before, were treated equally well. My only regret is that there were not more Americans there. Despite my colleagues' concerns, I felt safer than if I had been a tourist in a large American city. There were no panhandlers or aggressive touts to harass me, and the country is beautiful."
This is not the first time Iran is featured in the prestigious journal Nature!