“The challenges that Ambassador McFaul is facing in Russia demonstrate how U.S. embassies that participate in social media are vulnerable to backlash from their host country. However, it is clear that Twitter is has become a valuable mechanism to circumvent traditional media channels and foster a direct dialog between foreign individuals and the U.S. government."

American French Fry Brother," the nickname of an American study-abroad student, is now trending on Sina Weibo after he fed a homeless woman on the streets of Nanjing a packet of fries and some water..."Kindness has no borders," Sina Weibo said of Lu's act of philanthropy and McDonalds diplomacy, "Let kind hearts melt away indifference.

Rubin and Weleski are used to head-scratching reactions since they opened the Conflict Kitchen, a Pittsburgh cafe that serves cuisine only from countries in conflict with the United States, with a menu that rotates to reflect the war or diplomatic row of the moment.

Al-Jazeera said it “has had to close” its English-language bureau in Beijing since Chinese authorities refused to renew the visa and press credentials of correspondent Melissa Chan. The expulsion does not affect the network’s Arabic-language bureau.

It was an exercise in grass-roots democracy in which sections of the public could question a political leader in public about issues of interest and concern to them. It was also an exercise in public diplomacy in which a political leader takes advantage of the opportunity provided by such interactions to explain his or her thinking and views on issues of public concern.

With U.S. Secretary of State Hillary Clinton having visited India this week in an effort to secure its cooperation on a range of international issues, it is time to start thinking of India not as a beneficiary of the world's charity (though it still is) -- but as a major donor.

Even our soft power is not as uncontested as we may like to think. The global marketplace of ideas, fertilized by the Internet, ensures that different countries and cultures illuminate their own paths, affirm their own traditions and provide competing visions of the world to come. Yet, no new grand "-ism" is taking shape and no one country is becoming the new paragon.

China's mixed human rights record is not just bad for its citizens. It is a strategic weakness that complicates its foreign relations and diminishes its soft power. The state's harsh treatment of individuals and minorities regularly disrupts its bilateral relationships.