The G20 meetings in Toronto will be marked by competing agendas on global growth and strengthening global financial supervision. This Backgrounder looks at the chief policy concerns of each.

Healthcare reform has been seen internationally as a test of President Obama's mettle, writes CFR's global health expert Laurie Garrett, and GOP challenges will force it to be a White House preoccupation until after the November elections.

The global fight against HIV and AIDS cannot be won without success in South Africa, but while President Zuma's government has made progress, it has to do more to prevent future infections and provide better treatment, says CFR's Peter Navario.

CFR fellow Peter Navario says the debate over the impact of billions of HIV dollars on developing countries' health systems misses the point: such aid can address both HIV treatment and improved health systems.

CFR Senior Fellow Laurie Garrett writes that the United States cannot afford to reduce its foreign assistance spending, even though it faces its toughest budgetary challenge since the Great Depression.

As the Internet continues to evolve as a medium for social and economic exchange, four experts suggest ways for the United States to improve its cyber competitiveness in the global marketplace.

Four experts weigh in on whether the 2010 healthcare reform law helps U.S. business competitiveness globally.

Four experts examine the biggest challenge to ensuring the safety of pharmaceuticals traded globally.

Four CFR fellows weigh in on the effectiveness of the State Department's Quadrennial Diplomacy and Development Review recommendations.

With some findings of the UN's Intergovernmental Panel on Climate Change in question, four experts debate how much the premier climate science review panel may need to make changes.

As the U.S. Senate debates the healthcare overhaul, experts are divided on whether proposed legislation would stifle U.S. economic and business competitiveness.

Efforts to vaccinate Pakistani children are in peril after the CIA's vaccine ploy to help capture Osama bin Laden, placing the entire region at risk of outbreaks, says CFR's Laurie Garrett.

The Gulf of Mexico oil spill involving Britain's BP marks the latest instance of an industrial disaster pitting companies from one country against citizens and governments of another. This slideshow provides a chronology of ten major instances in which multinational corporations were involved in industrial incidents, and their legal and regulatory aftermath.

President Obama should make a trip to the region soon to signal a renewed commitment to helping resolve the conflict between Palestine and Israel, says CFR's Robert Danin.

One year after the UN's high-level meeting on noncommunicable diseases, little progress has been made in generating momentum and new resources. But with the right focus and strategies, there is room to move forward, says CFR's Thomas Bollyky.

The International AIDS Conference shows that challenges, such as funding and maintaining political will, likely means no short-term end to the epidemic, says CFR's Laurie Garrett.

With the UN meeting on AIDS funding this week, CFR's Laurie Garrett says the slow response to the AIDS epidemic was the single biggest failure in public health and argues the need to double funding for new treatments to stop the spread of the disease.

Trends in global aging in the coming decades pose serious fiscal challenges to developed and developing nations unless longstanding social policies are revamped, says CFR's Michael Hodin.

Haiti's cholera outbreak is exacerbated by unclean water and a subpar sanitation system, and lagging infrastructure repairs highlight the inadequate global response to the country's earthquake in January, says CFR's Laurie Garrett.