London. Madrid. The Arab Spring. It’s been a year of social unrest all over the globe, so why not in the United States? Sudhir Venkatesh, professor of Sociology and African American Studies at Columbia University, talks about the factors that lead to protest. Plus: Peter Coy of Bloomberg Businessweek on what kind of economic plans President Obama might propose; the strike against Verizon; Henry Louis Gates Jr. of The Root talks about race in the Dominican Republic; and the rich literary history of Brooklyn.