diplomacy

Randy Berry, the first U.S. special envoy for the rights of LGBTI persons, is shown at a gay pride rally in Sao Paulo, Brazil, last June. He says the U.S. is supporting activists worldwide but recognizes the risks they face in many countries. A gay activist who worked at the U.S. Embassy in Bangladesh was hacked to death this week. Courtesy U.S. State Department hide caption

President Obama shakes hands with Saudi King Salman bin Abdulaziz Al Saud following a meeting in November at the G20 summit in Antalya, Turkey. Saul Loeb/AFP/Getty Images hide caption

ADP Co-chairs Daniel Reifsnyder (left) and Ahmed Djoghlaf (center) say their negotiation work is difficult but worth it. "We only have one planet, you know," Reifsnyder says. "We have to protect it." Courtesy of IISD/ENB hide caption

Negotiators at their round table in Geneva, where talks are being held about Iran's nuclear ambitions. Denis Balibouse/Reuters/Landov hide caption

Iranian President Hassan Rowhani earlier this month. Behrouz Mehri/AFP/Getty Images hide caption