The late Sen. Joseph Lieberman was a model of how public life should be conducted, and an important figure in American Jewish history.

Joseph Cirincione, director of the Non-Proliferation Project at the Carnegie Endowment for International Peace, says he believes that if the Security Council does not impose sanctions, some in the Bu…

Joseph Cirincione, a leading nuclear nonproliferation expert, says the agreement reached in Beijing at the six-nation talks on North Korea’s nuclear program represents “a major breakthrough.” Cirinci…

Joseph Cirincione, director of the Nonproliferation Project at the Carnegie Endowment for International Peace, says the increasing "hard line" of Iran’s new president, Mahmoud Ahmadinejad, has pushed…