[8] Upon concluding his paper, he noted the implications of[clarification needed] continuing to understand and explore the group position in tackling the origins of racial bias.
[9] His studies dealt with various different races, but focused mainly upon Negro-white relations with references to other ethnic groups such as the Jews and the Union of South Africa.
The empirical studies showed a consistency in the perception of threat found in individuals of the majority groups, leading to responses of violence and discrimination in efforts to maintain their own security.
[clarification needed] Studies within a European context found similar results that related to socio-economic and political standing rather than solely racial differences in groups.
It was found that the prevalence of stereotype threat imposed by majority groups led to lower performance scores in jobs, in studies specifically on African-American workers.