How do social group boundaries evolve? Does the appearance of a new outgroup change the ingroup's perceptions of other outgroups? We introduce a conceptual framework of context-dependent categorization, in which exposure to one minority leads to recategorization of other minorities as in- or...

During the 2000s Arab and Islamic American racial identity selection was subjected to an exogenous racializing event, viz., public and private reaction to the Al Qaeda attacks of September 11, 2001. The Al Qaeda attacks clearly demarcate a period in which there was a structural increase in the...

Although the substantial and persistent gap between the unemployment rates of African-Americans and whites in the United States first gained attention in the 1940s and 1950s, disaggregation reveals that the gap already existed in urban areas before 1940. Using individual-level data on male...

Little research has been done on the body mass index values of 19th century US African-Americans and whites. This paper uses 19th century US prison records to demonstrate that although modern BMIs have increased in the 20th century, 19th century black and white BMIs were distributed...

Little research has been done on the body mass index values of 19th century US African-Americans and whites. This paper uses 19th century US prison records to demonstrate that although modern BMIs have increased in the 20th century, 19th century black and white BMIs were distributed...