Leslie H. Gelb says all parties involved share some responsibility for the crisis in Gaza. But Hamas is by far the biggest villain.

Ed Husain says Europe needs to foster a greater sense of multiculturalism. In the United States, immigrants are accepted; in most of Europe, they are just tolerated.

Steven A. Cook says leadership in the Middle East is up for grabs as the Syrian war intensifies, the Arab Spring changes regional power dynamics, and Israel's airstrikes and Hamas rockets again roil Gaza. Last year, Turkey was the assumed role model for the region. But it has fallen down on the job.

Elizabeth C. Economy says corruption and the failure to develop rule of law in China now define much of the country's political and economic life. With Xi Jinping poised to take over, the focus should be on significant political reform.

Peter Orszag explains how the transition of Chinese workers from farms to factories has a large role to play in determining the growth rate of the Chinese economy.

On the subject of targeted killings, Micah Zenko says nations must be transparent about their adherence to international law and defend attacks' proportionality.

Sebastian Mallaby argues that the European Central Bank should embrace a weighted-vote governance structure in its plans for a new bank supervisory board.

With the fiscal cliff looming and our current fiscal trajectory unsustainable, "We should let the Bush high-end tax cuts expire, with an achievable, progressive reduction in tax expenditures. And we should have spending cuts, including entitlement reforms, equally matched by revenue increases," says Robert E. Rubin.

Max Boot says David Petraeus's intellectualism was crucial to the U.S. military. Now the nation loses his skills.

Blake Clayton argues that cyber attacks on oil and gas operations are the new face of energy insecurity, with vast potential for crippling effects on global energy prices and nations far beyond the Middle East.

Michael Spence writes that Hurricane Sandy and its aftermath have highlighted the need for greater investment in critical infrastructure to minimize economic disruption after a disaster.

"Principled compromise, prioritizing China, compassion, democracy-support, addressing detainee and drone policy as blemishes on our brand, and re-balancing soft and hard power tools ought to be touchstones of a post-2012 GOP foreign policy," says Mark P. Lagon.

Analyzing the relevance of the electoral college in the 2012 presidential election, Julia E. Sweig says, "Although slavery has since been abolished and we have universal suffrage, this unfair electoral college system painfully, and somewhat quaintly, lives on."

In the Middle East, there is a perception that President Obama and the United States cannot be relied upon. But Obama's reelection is now an opportunity for the president to show his leadership and reliability in the region, says Ed Husain.

In the coming months after his reelection, President Obama faces a number of Middle East crises, the most pressing of which are Iran and Syria, says Elliott Abrams.

Sebastian Mallaby considers how economic forecasters should adapt their methods to reflect today's high levels of policy uncertainty.

As the edge of the fiscal cliff approaches, Peter Orszag lays out the paths available to the Obama administration in negotiating with Congress over the expiring Bush tax cuts and entitlement reform.

Jimmy Carter is at it again, says Elliott Abrams on the former president's latest vilification of Israel in a recent Al Ahram interview.

Benn Steil's Forbes op-ed, co-authored with Dinah Walker and Romil Chouhan, shows why President Obama's touting of renewable energy as a job-creator is misguided.

Eliot A. Cohen, Eric Edelman, and Meghan O'Sullivan say, "The true audacity of the Obama administration lies less in its proclaimed foreign policy hopes, than in its insistence that its record is one of foreign policy success. It has, rather, been one of embarrassment, failure, and in some cases, disaster."