Participants (65): Daron Acemoglu, Ai Weiwei, Joyce Banda, danah boyd, Willem Buiter, Chen Guangcheng, Yevgenia Chirikova, John Coates, Eliot Cohen, Rima Dali, Roger Dingledine, Esther Duflo, Mohamed El-Erian, Martin Feldstein, Jonathan Haidt, Husain Haqqani, Farahnaz Ispahani, Jameel Jaffer, Robert Kagan, Robert D. Kaplan, Abraham Karem, Eugene Kaspersky, Maryam al-Khawaja, Daphne Koller, Kiyoshi Kurokawa, Kai-Fu Lee, Bjorn Lomborg, Ma Jun, Thomas Mann, Patrice Martin, Moncef Marzouki, Nick Mathewson, Nadim Matta, Ed Morse, Richard A. Muller, Charles Murray, Adela Navarro Bello, Andrew Ng, Beth Noveck, Martha Nussbaum, Norman Ornstein, Ricken Patel, Thomas Piketty, Mohammad Fahad al-Qahtani, Nabeel Rajab, Raghuram Rajan, Tariq Ramadan, Shai Reshef, James Robinson, Emmanuel Saez, Sana Saleem, Sima Samar, Ruchir Sharma, Radoslaw Sikorski, Anne-Marie Slaughter, Hew Strachan, Scott Sumner, Sebastian Thrun, Vivek Wadhwa, Wang Jisi, Jocelyn Wyatt, Yu Jianrong, Luigi Zingales, Jonathan Zittrain, Slavoj Zizek.