HEALTH AND MEDICINE 2 PRESIDENT OBAMA 2 STEROIDS 2 MANNY RAMIREZ 2 SPORTS 2 ECONOMY 2 LAYOFFS 2 GUNS 2 GUN CONTROL 2 GENERAL MOTORS 2 HUMMER 2 SCALPING 2 CONCERT TICKETS 2 MILEY CYRUS 2 TICKETMASTER 2 DAVID LETTERMAN 2 SARAH PALIN 2 TELEVISION 2 PHOTOGRAPHS 2 NEDA AGHA-SOLTAN 2 BARACK OBAMA 2 MICHAEL JACKSON 2 FUNERALS 2 DEATH 2 TEXT MESSAGES 2 SOCIAL ETIQUETTE 2 TECHNOLOGY 2 HEALTH POLICY 2 PR...

Knowledge bases such as Wikidata, DBpedia, YAGO, or the Google Knowledge Vault collect a vast number of facts about the world. But while quite some facts are known about the world, little is known about how much is unknown. For example, while the knowledge base may tell us that Barack Obama is the father of Malia Obama and Sasha Obama, it does not tell us whether these are all of his children. ...

Past experiments have demonstrated that the cognitive broadening produced by positive emotions may extend to social contexts. Building on this evidence, we hypothesized that positive emotions triggered by thinking about Barack Obama may broaden and expand people's sense of self to include others. Results from an expressive-writing study demonstrated that African American college students prompt...

Social desirability effects make it difficult to learn voters’ racial attitudes. List experiments can tap sensitive issues without directly asking respondents to express overt opinions. The authors report on such an experiment about Barack Obama as the first black president, finding that 30 percent of white Americans were “troubled” by the prospect of Obama as the first black president. The aut...

On 20 November 2009 Democrat Barack Obama [5] replaced Republican George W. Bush [6] as president of the United States. Obama soon initiated changes to Bush?s 2001 executive order concerning scientific research involving human stem cells [7]. Stem cell research remains a controversial issue in the US. Some individuals consider it immoral to experiment with an embryo because they regard embryos ...

The health care reforms that President Barack Obama signed into law in March 2010 were seventy-five years in the making. Since Franklin D. Roosevelt, U.S. presidents have struggled to enact national health care reform; most failed. This article explores the highly charged political landscape in which Obama maneuvered and the skills he brought to bear. It contrasts his accomplishments with the e...