As the annual number of migrants from sub-Saharan Africa to both the United States and Europe has grown for most years this decade, a Pew Research Center analysis of 2015 U.S. Census Bureau and Eurostat data finds that sub-Saharan immigrants in the U.S. tend to be more highly educated than those living in the United Kingdom, France, Italy and…

Social institutions that have been around for thousands of years generally change slowly, when they change at all. But that's not the way things have been playing out with marriage and family since the middle of the 20th Century. Some scholars argue that in the past five decades, the basic architecture of these age-old institutions has changed as…