The Middle East today is a very youthful region, due to the consequences of the demographic transition. As mortality declined and life spans rose, youthful cohorts are now marrying later in life. Delayed marriage has become the norm, particularly for men who may not marry until their late...

In recent years, a variety of efforts have been made in political science to enable, encourage, or require scholars to be more open and explicit about the bases of their empirical claims and, in turn, make those claims more readily evaluable by others. While qualitative scholars have long taken...